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Finding the Fourth Proportional to 557,851.20, 836,649.60 and 158,483.52

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Solution

The fourth proportional to 557,851.20, 836,649.60 and 158,483.52 is: 237,689.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,851.20 : 836,649.60 = 158,483.52 : x
  2. Step 2: Convert to fraction form
    557,851.20/836,649.60 = 158,483.52/x
  3. Step 3: Cross multiply
    557,851.20x = 836,649.60 × 158,483.52
  4. Step 4: Simplify right side
    557,851.20x = 132,595,173,614.59
  5. Step 5: Solve for x
    x = 132,595,173,614.59/557,851.20
  6. Step 6: Final answer
    x = 237,689.14

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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.