Home / 437,867.47-656,839.48-122,325.29

Finding the Fourth Proportional to 437,867.47, 656,839.48 and 122,325.29

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Solution

The fourth proportional to 437,867.47, 656,839.48 and 122,325.29 is: 183,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,867.47 : 656,839.48 = 122,325.29 : x
  2. Step 2: Convert to fraction form
    437,867.47/656,839.48 = 122,325.29/x
  3. Step 3: Cross multiply
    437,867.47x = 656,839.48 × 122,325.29
  4. Step 4: Simplify right side
    437,867.47x = 80,348,078,976.95
  5. Step 5: Solve for x
    x = 80,348,078,976.95/437,867.47
  6. Step 6: Final answer
    x = 183,498.63

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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.