Home / 630,264.13-945,252.20-180,981.43

Finding the Fourth Proportional to 630,264.13, 945,252.20 and 180,981.43

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Solution

The fourth proportional to 630,264.13, 945,252.20 and 180,981.43 is: 271,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,264.13 : 945,252.20 = 180,981.43 : x
  2. Step 2: Convert to fraction form
    630,264.13/945,252.20 = 180,981.43/x
  3. Step 3: Cross multiply
    630,264.13x = 945,252.20 × 180,981.43
  4. Step 4: Simplify right side
    630,264.13x = 171,073,092,955.97
  5. Step 5: Solve for x
    x = 171,073,092,955.97/630,264.13
  6. Step 6: Final answer
    x = 271,430.79

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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.