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Finding the Fourth Proportional to 360,708.53, 497,791.44 and 197,376.08

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Solution

The fourth proportional to 360,708.53, 497,791.44 and 197,376.08 is: 272,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,708.53 : 497,791.44 = 197,376.08 : x
  2. Step 2: Convert to fraction form
    360,708.53/497,791.44 = 197,376.08/x
  3. Step 3: Cross multiply
    360,708.53x = 497,791.44 × 197,376.08
  4. Step 4: Simplify right side
    360,708.53x = 98,252,120,595.80
  5. Step 5: Solve for x
    x = 98,252,120,595.80/360,708.53
  6. Step 6: Final answer
    x = 272,386.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.