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Finding the Fourth Proportional to 359,236.46, 538,562.46 and 134,471

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Solution

The fourth proportional to 359,236.46, 538,562.46 and 134,471 is: 201,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,236.46 : 538,562.46 = 134,471 : x
  2. Step 2: Convert to fraction form
    359,236.46/538,562.46 = 134,471/x
  3. Step 3: Cross multiply
    359,236.46x = 538,562.46 × 134,471
  4. Step 4: Simplify right side
    359,236.46x = 72,421,032,558.66
  5. Step 5: Solve for x
    x = 72,421,032,558.66/359,236.46
  6. Step 6: Final answer
    x = 201,597.11

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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.