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Finding the Fourth Proportional to 559,813.28, 838,489.04 and 462,649.32

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Solution

The fourth proportional to 559,813.28, 838,489.04 and 462,649.32 is: 692,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,813.28 : 838,489.04 = 462,649.32 : x
  2. Step 2: Convert to fraction form
    559,813.28/838,489.04 = 462,649.32/x
  3. Step 3: Cross multiply
    559,813.28x = 838,489.04 × 462,649.32
  4. Step 4: Simplify right side
    559,813.28x = 387,926,384,183.45
  5. Step 5: Solve for x
    x = 387,926,384,183.45/559,813.28
  6. Step 6: Final answer
    x = 692,956.74

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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.