Home / 460,570.02-690,960.17-140,767.40

Finding the Fourth Proportional to 460,570.02, 690,960.17 and 140,767.40

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Solution

The fourth proportional to 460,570.02, 690,960.17 and 140,767.40 is: 211,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,570.02 : 690,960.17 = 140,767.40 : x
  2. Step 2: Convert to fraction form
    460,570.02/690,960.17 = 140,767.40/x
  3. Step 3: Cross multiply
    460,570.02x = 690,960.17 × 140,767.40
  4. Step 4: Simplify right side
    460,570.02x = 97,264,668,713.78
  5. Step 5: Solve for x
    x = 97,264,668,713.78/460,570.02
  6. Step 6: Final answer
    x = 211,183.24

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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.