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Finding the Fourth Proportional to 359,762.66, 539,463.24 and 119,791.73

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Solution

The fourth proportional to 359,762.66, 539,463.24 and 119,791.73 is: 179,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,762.66 : 539,463.24 = 119,791.73 : x
  2. Step 2: Convert to fraction form
    359,762.66/539,463.24 = 119,791.73/x
  3. Step 3: Cross multiply
    359,762.66x = 539,463.24 × 119,791.73
  4. Step 4: Simplify right side
    359,762.66x = 64,623,232,093.69
  5. Step 5: Solve for x
    x = 64,623,232,093.69/359,762.66
  6. Step 6: Final answer
    x = 179,627.40

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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.