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Finding the Fourth Proportional to 359,627.60, 540,024.60 and 241,821.20

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Solution

The fourth proportional to 359,627.60, 540,024.60 and 241,821.20 is: 363,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,627.60 : 540,024.60 = 241,821.20 : x
  2. Step 2: Convert to fraction form
    359,627.60/540,024.60 = 241,821.20/x
  3. Step 3: Cross multiply
    359,627.60x = 540,024.60 × 241,821.20
  4. Step 4: Simplify right side
    359,627.60x = 130,589,396,801.52
  5. Step 5: Solve for x
    x = 130,589,396,801.52/359,627.60
  6. Step 6: Final answer
    x = 363,123.96

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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.