Home / 450,865.04-676,401.24-135,327.92

Finding the Fourth Proportional to 450,865.04, 676,401.24 and 135,327.92

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Solution

The fourth proportional to 450,865.04, 676,401.24 and 135,327.92 is: 203,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,865.04 : 676,401.24 = 135,327.92 : x
  2. Step 2: Convert to fraction form
    450,865.04/676,401.24 = 135,327.92/x
  3. Step 3: Cross multiply
    450,865.04x = 676,401.24 × 135,327.92
  4. Step 4: Simplify right side
    450,865.04x = 91,535,972,894.62
  5. Step 5: Solve for x
    x = 91,535,972,894.62/450,865.04
  6. Step 6: Final answer
    x = 203,023.00

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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.