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Finding the Fourth Proportional to 359,544.07, 539,522.17 and 146,272.62

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Solution

The fourth proportional to 359,544.07, 539,522.17 and 146,272.62 is: 219,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,544.07 : 539,522.17 = 146,272.62 : x
  2. Step 2: Convert to fraction form
    359,544.07/539,522.17 = 146,272.62/x
  3. Step 3: Cross multiply
    359,544.07x = 539,522.17 × 146,272.62
  4. Step 4: Simplify right side
    359,544.07x = 78,917,320,988.30
  5. Step 5: Solve for x
    x = 78,917,320,988.30/359,544.07
  6. Step 6: Final answer
    x = 219,492.76

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1.5x scale

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.