Home / 459,115.20-633,397.56-265,487.28

Finding the Fourth Proportional to 459,115.20, 633,397.56 and 265,487.28

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Solution

The fourth proportional to 459,115.20, 633,397.56 and 265,487.28 is: 366,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,115.20 : 633,397.56 = 265,487.28 : x
  2. Step 2: Convert to fraction form
    459,115.20/633,397.56 = 265,487.28/x
  3. Step 3: Cross multiply
    459,115.20x = 633,397.56 × 265,487.28
  4. Step 4: Simplify right side
    459,115.20x = 168,158,995,363.04
  5. Step 5: Solve for x
    x = 168,158,995,363.04/459,115.20
  6. Step 6: Final answer
    x = 366,267.54

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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.