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Finding the Fourth Proportional to 655,269.68, 903,925.32 and 450,965.90

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Solution

The fourth proportional to 655,269.68, 903,925.32 and 450,965.90 is: 622,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,269.68 : 903,925.32 = 450,965.90 : x
  2. Step 2: Convert to fraction form
    655,269.68/903,925.32 = 450,965.90/x
  3. Step 3: Cross multiply
    655,269.68x = 903,925.32 × 450,965.90
  4. Step 4: Simplify right side
    655,269.68x = 407,639,495,466.59
  5. Step 5: Solve for x
    x = 407,639,495,466.59/655,269.68
  6. Step 6: Final answer
    x = 622,094.24

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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.