Home / 655,148.19-904,031.24-368,766.75

Finding the Fourth Proportional to 655,148.19, 904,031.24 and 368,766.75

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Solution

The fourth proportional to 655,148.19, 904,031.24 and 368,766.75 is: 508,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,148.19 : 904,031.24 = 368,766.75 : x
  2. Step 2: Convert to fraction form
    655,148.19/904,031.24 = 368,766.75/x
  3. Step 3: Cross multiply
    655,148.19x = 904,031.24 × 368,766.75
  4. Step 4: Simplify right side
    655,148.19x = 333,376,660,429.44
  5. Step 5: Solve for x
    x = 333,376,660,429.44/655,148.19
  6. Step 6: Final answer
    x = 508,856.87

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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.