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Finding the Fourth Proportional to 472,680.36, 652,618.31 and 363,590.98

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Solution

The fourth proportional to 472,680.36, 652,618.31 and 363,590.98 is: 502,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,680.36 : 652,618.31 = 363,590.98 : x
  2. Step 2: Convert to fraction form
    472,680.36/652,618.31 = 363,590.98/x
  3. Step 3: Cross multiply
    472,680.36x = 652,618.31 × 363,590.98
  4. Step 4: Simplify right side
    472,680.36x = 237,286,125,817.80
  5. Step 5: Solve for x
    x = 237,286,125,817.80/472,680.36
  6. Step 6: Final answer
    x = 502,001.24

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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.