Home / 804,043.20-1,206,986.40-471,806.40

Finding the Fourth Proportional to 804,043.20, 1,206,986.40 and 471,806.40

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Solution

The fourth proportional to 804,043.20, 1,206,986.40 and 471,806.40 is: 708,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,043.20 : 1,206,986.40 = 471,806.40 : x
  2. Step 2: Convert to fraction form
    804,043.20/1,206,986.40 = 471,806.40/x
  3. Step 3: Cross multiply
    804,043.20x = 1,206,986.40 × 471,806.40
  4. Step 4: Simplify right side
    804,043.20x = 569,463,908,232.96
  5. Step 5: Solve for x
    x = 569,463,908,232.96/804,043.20
  6. Step 6: Final answer
    x = 708,250.39

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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.