Home / 801,242.97-1,105,776.71-457,086.48

Finding the Fourth Proportional to 801,242.97, 1,105,776.71 and 457,086.48

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Solution

The fourth proportional to 801,242.97, 1,105,776.71 and 457,086.48 is: 630,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,242.97 : 1,105,776.71 = 457,086.48 : x
  2. Step 2: Convert to fraction form
    801,242.97/1,105,776.71 = 457,086.48/x
  3. Step 3: Cross multiply
    801,242.97x = 1,105,776.71 × 457,086.48
  4. Step 4: Simplify right side
    801,242.97x = 505,435,581,754.45
  5. Step 5: Solve for x
    x = 505,435,581,754.45/801,242.97
  6. Step 6: Final answer
    x = 630,814.37

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1.5x scale

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.