Home / 804,043.70-1,206,987.15-471,806.90

Finding the Fourth Proportional to 804,043.70, 1,206,987.15 and 471,806.90

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Solution

The fourth proportional to 804,043.70, 1,206,987.15 and 471,806.90 is: 708,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,043.70 : 1,206,987.15 = 471,806.90 : x
  2. Step 2: Convert to fraction form
    804,043.70/1,206,987.15 = 471,806.90/x
  3. Step 3: Cross multiply
    804,043.70x = 1,206,987.15 × 471,806.90
  4. Step 4: Simplify right side
    804,043.70x = 569,464,865,581.34
  5. Step 5: Solve for x
    x = 569,464,865,581.34/804,043.70
  6. Step 6: Final answer
    x = 708,251.14

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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.