Home / 1,567,435.20-2,351,152.80-385,483.20

Finding the Fourth Proportional to 1,567,435.20, 2,351,152.80 and 385,483.20

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Solution

The fourth proportional to 1,567,435.20, 2,351,152.80 and 385,483.20 is: 578,224.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,435.20 : 2,351,152.80 = 385,483.20 : x
  2. Step 2: Convert to fraction form
    1,567,435.20/2,351,152.80 = 385,483.20/x
  3. Step 3: Cross multiply
    1,567,435.20x = 2,351,152.80 × 385,483.20
  4. Step 4: Simplify right side
    1,567,435.20x = 906,329,905,032.96
  5. Step 5: Solve for x
    x = 906,329,905,032.96/1,567,435.20
  6. Step 6: Final answer
    x = 578,224.80

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Double scale
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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.