Home / 815,094.86-1,124,774.96-452,490.48

Finding the Fourth Proportional to 815,094.86, 1,124,774.96 and 452,490.48

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Solution

The fourth proportional to 815,094.86, 1,124,774.96 and 452,490.48 is: 624,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,094.86 : 1,124,774.96 = 452,490.48 : x
  2. Step 2: Convert to fraction form
    815,094.86/1,124,774.96 = 452,490.48/x
  3. Step 3: Cross multiply
    815,094.86x = 1,124,774.96 × 452,490.48
  4. Step 4: Simplify right side
    815,094.86x = 508,949,961,542.38
  5. Step 5: Solve for x
    x = 508,949,961,542.38/815,094.86
  6. Step 6: Final answer
    x = 624,405.80

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.