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Finding the Fourth Proportional to 539,100.95, 808,565.72 and 179,241.87

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Solution

The fourth proportional to 539,100.95, 808,565.72 and 179,241.87 is: 268,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,100.95 : 808,565.72 = 179,241.87 : x
  2. Step 2: Convert to fraction form
    539,100.95/808,565.72 = 179,241.87/x
  3. Step 3: Cross multiply
    539,100.95x = 808,565.72 × 179,241.87
  4. Step 4: Simplify right side
    539,100.95x = 144,928,830,774.49
  5. Step 5: Solve for x
    x = 144,928,830,774.49/539,100.95
  6. Step 6: Final answer
    x = 268,834.31

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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.