Home / 269,184.20-403,290.30-156,772.40

Finding the Fourth Proportional to 269,184.20, 403,290.30 and 156,772.40

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Solution

The fourth proportional to 269,184.20, 403,290.30 and 156,772.40 is: 234,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,184.20 : 403,290.30 = 156,772.40 : x
  2. Step 2: Convert to fraction form
    269,184.20/403,290.30 = 156,772.40/x
  3. Step 3: Cross multiply
    269,184.20x = 403,290.30 × 156,772.40
  4. Step 4: Simplify right side
    269,184.20x = 63,224,788,227.72
  5. Step 5: Solve for x
    x = 63,224,788,227.72/269,184.20
  6. Step 6: Final answer
    x = 234,875.55

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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.