Home / 901,150.80-1,244,105.64-672,966.24

Finding the Fourth Proportional to 901,150.80, 1,244,105.64 and 672,966.24

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Solution

The fourth proportional to 901,150.80, 1,244,105.64 and 672,966.24 is: 929,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,150.80 : 1,244,105.64 = 672,966.24 : x
  2. Step 2: Convert to fraction form
    901,150.80/1,244,105.64 = 672,966.24/x
  3. Step 3: Cross multiply
    901,150.80x = 1,244,105.64 × 672,966.24
  4. Step 4: Simplify right side
    901,150.80x = 837,241,094,713.59
  5. Step 5: Solve for x
    x = 837,241,094,713.59/901,150.80
  6. Step 6: Final answer
    x = 929,079.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.