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Finding the Fourth Proportional to 373,670.20, 560,505.30 and 124,352.20

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Solution

The fourth proportional to 373,670.20, 560,505.30 and 124,352.20 is: 186,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670.20 : 560,505.30 = 124,352.20 : x
  2. Step 2: Convert to fraction form
    373,670.20/560,505.30 = 124,352.20/x
  3. Step 3: Cross multiply
    373,670.20x = 560,505.30 × 124,352.20
  4. Step 4: Simplify right side
    373,670.20x = 69,700,067,166.66
  5. Step 5: Solve for x
    x = 69,700,067,166.66/373,670.20
  6. Step 6: Final answer
    x = 186,528.30

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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.