Home / 413,233.20-619,849.80-147,002.40

Finding the Fourth Proportional to 413,233.20, 619,849.80 and 147,002.40

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Solution

The fourth proportional to 413,233.20, 619,849.80 and 147,002.40 is: 220,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,233.20 : 619,849.80 = 147,002.40 : x
  2. Step 2: Convert to fraction form
    413,233.20/619,849.80 = 147,002.40/x
  3. Step 3: Cross multiply
    413,233.20x = 619,849.80 × 147,002.40
  4. Step 4: Simplify right side
    413,233.20x = 91,119,408,239.52
  5. Step 5: Solve for x
    x = 91,119,408,239.52/413,233.20
  6. Step 6: Final answer
    x = 220,503.60

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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.