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Finding the Fourth Proportional to 636,860.48, 955,259.55 and 237,470.09

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Solution

The fourth proportional to 636,860.48, 955,259.55 and 237,470.09 is: 356,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,860.48 : 955,259.55 = 237,470.09 : x
  2. Step 2: Convert to fraction form
    636,860.48/955,259.55 = 237,470.09/x
  3. Step 3: Cross multiply
    636,860.48x = 955,259.55 × 237,470.09
  4. Step 4: Simplify right side
    636,860.48x = 226,845,566,535.56
  5. Step 5: Solve for x
    x = 226,845,566,535.56/636,860.48
  6. Step 6: Final answer
    x = 356,193.51

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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.