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Finding the Fourth Proportional to 359,889.90, 539,514 and 182,305.50

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Solution

The fourth proportional to 359,889.90, 539,514 and 182,305.50 is: 273,295.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,889.90 : 539,514 = 182,305.50 : x
  2. Step 2: Convert to fraction form
    359,889.90/539,514 = 182,305.50/x
  3. Step 3: Cross multiply
    359,889.90x = 539,514 × 182,305.50
  4. Step 4: Simplify right side
    359,889.90x = 98,356,369,527
  5. Step 5: Solve for x
    x = 98,356,369,527/359,889.90
  6. Step 6: Final answer
    x = 273,295.72

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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.