Home / 460,329.10-690,493.65-144,882.70

Finding the Fourth Proportional to 460,329.10, 690,493.65 and 144,882.70

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Solution

The fourth proportional to 460,329.10, 690,493.65 and 144,882.70 is: 217,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,329.10 : 690,493.65 = 144,882.70 : x
  2. Step 2: Convert to fraction form
    460,329.10/690,493.65 = 144,882.70/x
  3. Step 3: Cross multiply
    460,329.10x = 690,493.65 × 144,882.70
  4. Step 4: Simplify right side
    460,329.10x = 100,040,584,344.86
  5. Step 5: Solve for x
    x = 100,040,584,344.86/460,329.10
  6. Step 6: Final answer
    x = 217,324.05

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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.