Home / 435,829.24-653,139.06-198,592.12

Finding the Fourth Proportional to 435,829.24, 653,139.06 and 198,592.12

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Solution

The fourth proportional to 435,829.24, 653,139.06 and 198,592.12 is: 297,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,829.24 : 653,139.06 = 198,592.12 : x
  2. Step 2: Convert to fraction form
    435,829.24/653,139.06 = 198,592.12/x
  3. Step 3: Cross multiply
    435,829.24x = 653,139.06 × 198,592.12
  4. Step 4: Simplify right side
    435,829.24x = 129,708,270,580.21
  5. Step 5: Solve for x
    x = 129,708,270,580.21/435,829.24
  6. Step 6: Final answer
    x = 297,612.59

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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.