Home / 440,851.79-661,572.25-160,369.04

Finding the Fourth Proportional to 440,851.79, 661,572.25 and 160,369.04

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Solution

The fourth proportional to 440,851.79, 661,572.25 and 160,369.04 is: 240,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,851.79 : 661,572.25 = 160,369.04 : x
  2. Step 2: Convert to fraction form
    440,851.79/661,572.25 = 160,369.04/x
  3. Step 3: Cross multiply
    440,851.79x = 661,572.25 × 160,369.04
  4. Step 4: Simplify right side
    440,851.79x = 106,095,707,876.15
  5. Step 5: Solve for x
    x = 106,095,707,876.15/440,851.79
  6. Step 6: Final answer
    x = 240,660.72

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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.