Home / 906,977.70-1,361,514.15-487,073.70

Finding the Fourth Proportional to 906,977.70, 1,361,514.15 and 487,073.70

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Solution

The fourth proportional to 906,977.70, 1,361,514.15 and 487,073.70 is: 731,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,977.70 : 1,361,514.15 = 487,073.70 : x
  2. Step 2: Convert to fraction form
    906,977.70/1,361,514.15 = 487,073.70/x
  3. Step 3: Cross multiply
    906,977.70x = 1,361,514.15 × 487,073.70
  4. Step 4: Simplify right side
    906,977.70x = 663,157,734,642.86
  5. Step 5: Solve for x
    x = 663,157,734,642.86/906,977.70
  6. Step 6: Final answer
    x = 731,173.14

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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.