Home / 335,208.90-502,812.02-135,526.88

Finding the Fourth Proportional to 335,208.90, 502,812.02 and 135,526.88

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Solution

The fourth proportional to 335,208.90, 502,812.02 and 135,526.88 is: 203,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,208.90 : 502,812.02 = 135,526.88 : x
  2. Step 2: Convert to fraction form
    335,208.90/502,812.02 = 135,526.88/x
  3. Step 3: Cross multiply
    335,208.90x = 502,812.02 × 135,526.88
  4. Step 4: Simplify right side
    335,208.90x = 68,144,544,297.10
  5. Step 5: Solve for x
    x = 68,144,544,297.10/335,208.90
  6. Step 6: Final answer
    x = 203,289.78

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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.