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Finding the Fourth Proportional to 559,957.32, 840,329.58 and 506,419.56

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Solution

The fourth proportional to 559,957.32, 840,329.58 and 506,419.56 is: 759,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,957.32 : 840,329.58 = 506,419.56 : x
  2. Step 2: Convert to fraction form
    559,957.32/840,329.58 = 506,419.56/x
  3. Step 3: Cross multiply
    559,957.32x = 840,329.58 × 506,419.56
  4. Step 4: Simplify right side
    559,957.32x = 425,559,336,158.59
  5. Step 5: Solve for x
    x = 425,559,336,158.59/559,957.32
  6. Step 6: Final answer
    x = 759,985.31

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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.