Home / 488,034.90-731,984.85-151,307.10

Finding the Fourth Proportional to 488,034.90, 731,984.85 and 151,307.10

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Solution

The fourth proportional to 488,034.90, 731,984.85 and 151,307.10 is: 226,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,034.90 : 731,984.85 = 151,307.10 : x
  2. Step 2: Convert to fraction form
    488,034.90/731,984.85 = 151,307.10/x
  3. Step 3: Cross multiply
    488,034.90x = 731,984.85 × 151,307.10
  4. Step 4: Simplify right side
    488,034.90x = 110,754,504,897.44
  5. Step 5: Solve for x
    x = 110,754,504,897.44/488,034.90
  6. Step 6: Final answer
    x = 226,939.72

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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.