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Finding the Fourth Proportional to 656,592.96, 906,440.77 and 466,061.52

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Solution

The fourth proportional to 656,592.96, 906,440.77 and 466,061.52 is: 643,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,592.96 : 906,440.77 = 466,061.52 : x
  2. Step 2: Convert to fraction form
    656,592.96/906,440.77 = 466,061.52/x
  3. Step 3: Cross multiply
    656,592.96x = 906,440.77 × 466,061.52
  4. Step 4: Simplify right side
    656,592.96x = 422,457,163,056.17
  5. Step 5: Solve for x
    x = 422,457,163,056.17/656,592.96
  6. Step 6: Final answer
    x = 643,408.00

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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.