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Finding the Fourth Proportional to 922,995.64, 1,384,487.18 and 496,732.04

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Solution

The fourth proportional to 922,995.64, 1,384,487.18 and 496,732.04 is: 745,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,995.64 : 1,384,487.18 = 496,732.04 : x
  2. Step 2: Convert to fraction form
    922,995.64/1,384,487.18 = 496,732.04/x
  3. Step 3: Cross multiply
    922,995.64x = 1,384,487.18 × 496,732.04
  4. Step 4: Simplify right side
    922,995.64x = 687,719,141,275.25
  5. Step 5: Solve for x
    x = 687,719,141,275.25/922,995.64
  6. Step 6: Final answer
    x = 745,094.68

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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.