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Finding the Fourth Proportional to 359,625.74, 539,364.47 and 134,977.10

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Solution

The fourth proportional to 359,625.74, 539,364.47 and 134,977.10 is: 202,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,625.74 : 539,364.47 = 134,977.10 : x
  2. Step 2: Convert to fraction form
    359,625.74/539,364.47 = 134,977.10/x
  3. Step 3: Cross multiply
    359,625.74x = 539,364.47 × 134,977.10
  4. Step 4: Simplify right side
    359,625.74x = 72,801,848,631.93
  5. Step 5: Solve for x
    x = 72,801,848,631.93/359,625.74
  6. Step 6: Final answer
    x = 202,437.82

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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.