Home / 1,370,229.90-2,055,344.85-660,329.70

Finding the Fourth Proportional to 1,370,229.90, 2,055,344.85 and 660,329.70

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Solution

The fourth proportional to 1,370,229.90, 2,055,344.85 and 660,329.70 is: 990,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,229.90 : 2,055,344.85 = 660,329.70 : x
  2. Step 2: Convert to fraction form
    1,370,229.90/2,055,344.85 = 660,329.70/x
  3. Step 3: Cross multiply
    1,370,229.90x = 2,055,344.85 × 660,329.70
  4. Step 4: Simplify right side
    1,370,229.90x = 1,357,205,248,197.05
  5. Step 5: Solve for x
    x = 1,357,205,248,197.05/1,370,229.90
  6. Step 6: Final answer
    x = 990,494.55

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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.