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Finding the Fourth Proportional to 359,620.60, 540,014.10 and 241,814.20

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Solution

The fourth proportional to 359,620.60, 540,014.10 and 241,814.20 is: 363,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,620.60 : 540,014.10 = 241,814.20 : x
  2. Step 2: Convert to fraction form
    359,620.60/540,014.10 = 241,814.20/x
  3. Step 3: Cross multiply
    359,620.60x = 540,014.10 × 241,814.20
  4. Step 4: Simplify right side
    359,620.60x = 130,583,077,580.22
  5. Step 5: Solve for x
    x = 130,583,077,580.22/359,620.60
  6. Step 6: Final answer
    x = 363,113.45

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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.