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Finding the Fourth Proportional to 407,332.62, 562,160.52 and 226,045.80

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Solution

The fourth proportional to 407,332.62, 562,160.52 and 226,045.80 is: 311,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,332.62 : 562,160.52 = 226,045.80 : x
  2. Step 2: Convert to fraction form
    407,332.62/562,160.52 = 226,045.80/x
  3. Step 3: Cross multiply
    407,332.62x = 562,160.52 × 226,045.80
  4. Step 4: Simplify right side
    407,332.62x = 127,074,024,471.82
  5. Step 5: Solve for x
    x = 127,074,024,471.82/407,332.62
  6. Step 6: Final answer
    x = 311,966.24

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1.5x scale

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.