Home / 748,906.30-1,123,359.45-416,482.30

Finding the Fourth Proportional to 748,906.30, 1,123,359.45 and 416,482.30

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Solution

The fourth proportional to 748,906.30, 1,123,359.45 and 416,482.30 is: 624,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,906.30 : 1,123,359.45 = 416,482.30 : x
  2. Step 2: Convert to fraction form
    748,906.30/1,123,359.45 = 416,482.30/x
  3. Step 3: Cross multiply
    748,906.30x = 1,123,359.45 × 416,482.30
  4. Step 4: Simplify right side
    748,906.30x = 467,859,327,462.74
  5. Step 5: Solve for x
    x = 467,859,327,462.74/748,906.30
  6. Step 6: Final answer
    x = 624,723.45

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Half scale
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Double scale
Find fourth proportional to 748,907.30, 1,123,360.95 and 416,483.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.