Home / 767,711.20-1,151,744.02-227,955.47

Finding the Fourth Proportional to 767,711.20, 1,151,744.02 and 227,955.47

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Solution

The fourth proportional to 767,711.20, 1,151,744.02 and 227,955.47 is: 341,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,711.20 : 1,151,744.02 = 227,955.47 : x
  2. Step 2: Convert to fraction form
    767,711.20/1,151,744.02 = 227,955.47/x
  3. Step 3: Cross multiply
    767,711.20x = 1,151,744.02 × 227,955.47
  4. Step 4: Simplify right side
    767,711.20x = 262,546,353,071.66
  5. Step 5: Solve for x
    x = 262,546,353,071.66/767,711.20
  6. Step 6: Final answer
    x = 341,985.83

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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.