Home / 440,166.07-660,001.24-140,576.23

Finding the Fourth Proportional to 440,166.07, 660,001.24 and 140,576.23

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Solution

The fourth proportional to 440,166.07, 660,001.24 and 140,576.23 is: 210,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,166.07 : 660,001.24 = 140,576.23 : x
  2. Step 2: Convert to fraction form
    440,166.07/660,001.24 = 140,576.23/x
  3. Step 3: Cross multiply
    440,166.07x = 660,001.24 × 140,576.23
  4. Step 4: Simplify right side
    440,166.07x = 92,780,486,114.53
  5. Step 5: Solve for x
    x = 92,780,486,114.53/440,166.07
  6. Step 6: Final answer
    x = 210,785.18

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1.5x scale

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.