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Finding the Fourth Proportional to 539,101.69, 808,566.84 and 179,242.61

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Solution

The fourth proportional to 539,101.69, 808,566.84 and 179,242.61 is: 268,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,101.69 : 808,566.84 = 179,242.61 : x
  2. Step 2: Convert to fraction form
    539,101.69/808,566.84 = 179,242.61/x
  3. Step 3: Cross multiply
    539,101.69x = 808,566.84 × 179,242.61
  4. Step 4: Simplify right side
    539,101.69x = 144,929,632,782.47
  5. Step 5: Solve for x
    x = 144,929,632,782.47/539,101.69
  6. Step 6: Final answer
    x = 268,835.43

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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.