Home / 330,083.20-495,045.06-152,419.36

Finding the Fourth Proportional to 330,083.20, 495,045.06 and 152,419.36

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Solution

The fourth proportional to 330,083.20, 495,045.06 and 152,419.36 is: 228,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,083.20 : 495,045.06 = 152,419.36 : x
  2. Step 2: Convert to fraction form
    330,083.20/495,045.06 = 152,419.36/x
  3. Step 3: Cross multiply
    330,083.20x = 495,045.06 × 152,419.36
  4. Step 4: Simplify right side
    330,083.20x = 75,454,451,216.36
  5. Step 5: Solve for x
    x = 75,454,451,216.36/330,083.20
  6. Step 6: Final answer
    x = 228,592.22

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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.