Home / 1,329,726.38-1,994,589.61-332,454.38

Finding the Fourth Proportional to 1,329,726.38, 1,994,589.61 and 332,454.38

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Solution

The fourth proportional to 1,329,726.38, 1,994,589.61 and 332,454.38 is: 498,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,726.38 : 1,994,589.61 = 332,454.38 : x
  2. Step 2: Convert to fraction form
    1,329,726.38/1,994,589.61 = 332,454.38/x
  3. Step 3: Cross multiply
    1,329,726.38x = 1,994,589.61 × 332,454.38
  4. Step 4: Simplify right side
    1,329,726.38x = 663,110,041,342.91
  5. Step 5: Solve for x
    x = 663,110,041,342.91/1,329,726.38
  6. Step 6: Final answer
    x = 498,681.57

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Double scale
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Similar ratio
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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.