Home / 801,977.28-1,106,686.31-457,799.52

Finding the Fourth Proportional to 801,977.28, 1,106,686.31 and 457,799.52

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Solution

The fourth proportional to 801,977.28, 1,106,686.31 and 457,799.52 is: 631,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,977.28 : 1,106,686.31 = 457,799.52 : x
  2. Step 2: Convert to fraction form
    801,977.28/1,106,686.31 = 457,799.52/x
  3. Step 3: Cross multiply
    801,977.28x = 1,106,686.31 × 457,799.52
  4. Step 4: Simplify right side
    801,977.28x = 506,640,461,508.57
  5. Step 5: Solve for x
    x = 506,640,461,508.57/801,977.28
  6. Step 6: Final answer
    x = 631,739.17

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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.