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Finding the Fourth Proportional to 359,334.07, 539,093.46 and 134,697.58

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Solution

The fourth proportional to 359,334.07, 539,093.46 and 134,697.58 is: 202,080.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,334.07 : 539,093.46 = 134,697.58 : x
  2. Step 2: Convert to fraction form
    359,334.07/539,093.46 = 134,697.58/x
  3. Step 3: Cross multiply
    359,334.07x = 539,093.46 × 134,697.58
  4. Step 4: Simplify right side
    359,334.07x = 72,614,584,455.83
  5. Step 5: Solve for x
    x = 72,614,584,455.83/359,334.07
  6. Step 6: Final answer
    x = 202,080.99

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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.