Home / 763,652.28-1,053,824.94-424,108.92

Finding the Fourth Proportional to 763,652.28, 1,053,824.94 and 424,108.92

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Solution

The fourth proportional to 763,652.28, 1,053,824.94 and 424,108.92 is: 585,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,652.28 : 1,053,824.94 = 424,108.92 : x
  2. Step 2: Convert to fraction form
    763,652.28/1,053,824.94 = 424,108.92/x
  3. Step 3: Cross multiply
    763,652.28x = 1,053,824.94 × 424,108.92
  4. Step 4: Simplify right side
    763,652.28x = 446,936,557,172.47
  5. Step 5: Solve for x
    x = 446,936,557,172.47/763,652.28
  6. Step 6: Final answer
    x = 585,261.86

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Double scale
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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.