Home / 903,125.56-1,354,515.68-453,721.90

Finding the Fourth Proportional to 903,125.56, 1,354,515.68 and 453,721.90

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Solution

The fourth proportional to 903,125.56, 1,354,515.68 and 453,721.90 is: 680,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,125.56 : 1,354,515.68 = 453,721.90 : x
  2. Step 2: Convert to fraction form
    903,125.56/1,354,515.68 = 453,721.90/x
  3. Step 3: Cross multiply
    903,125.56x = 1,354,515.68 × 453,721.90
  4. Step 4: Simplify right side
    903,125.56x = 614,573,427,909.39
  5. Step 5: Solve for x
    x = 614,573,427,909.39/903,125.56
  6. Step 6: Final answer
    x = 680,496.11

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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.