Home / 1,011,380.43-1,517,292.24-380,294.25

Finding the Fourth Proportional to 1,011,380.43, 1,517,292.24 and 380,294.25

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Solution

The fourth proportional to 1,011,380.43, 1,517,292.24 and 380,294.25 is: 570,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,380.43 : 1,517,292.24 = 380,294.25 : x
  2. Step 2: Convert to fraction form
    1,011,380.43/1,517,292.24 = 380,294.25/x
  3. Step 3: Cross multiply
    1,011,380.43x = 1,517,292.24 × 380,294.25
  4. Step 4: Simplify right side
    1,011,380.43x = 577,017,514,441.62
  5. Step 5: Solve for x
    x = 577,017,514,441.62/1,011,380.43
  6. Step 6: Final answer
    x = 570,524.70

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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.