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Finding the Fourth Proportional to 247,244.88, 340,445.52 and 224,445.36

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Solution

The fourth proportional to 247,244.88, 340,445.52 and 224,445.36 is: 309,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,244.88 : 340,445.52 = 224,445.36 : x
  2. Step 2: Convert to fraction form
    247,244.88/340,445.52 = 224,445.36/x
  3. Step 3: Cross multiply
    247,244.88x = 340,445.52 × 224,445.36
  4. Step 4: Simplify right side
    247,244.88x = 76,411,417,296.79
  5. Step 5: Solve for x
    x = 76,411,417,296.79/247,244.88
  6. Step 6: Final answer
    x = 309,051.57

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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.