Home / 435,464.39-653,133.22-135,875.27

Finding the Fourth Proportional to 435,464.39, 653,133.22 and 135,875.27

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Solution

The fourth proportional to 435,464.39, 653,133.22 and 135,875.27 is: 203,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,464.39 : 653,133.22 = 135,875.27 : x
  2. Step 2: Convert to fraction form
    435,464.39/653,133.22 = 135,875.27/x
  3. Step 3: Cross multiply
    435,464.39x = 653,133.22 × 135,875.27
  4. Step 4: Simplify right side
    435,464.39x = 88,744,649,008.12
  5. Step 5: Solve for x
    x = 88,744,649,008.12/435,464.39
  6. Step 6: Final answer
    x = 203,793.13

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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.