Home / 804,500.40-1,206,923.40-243,591.60

Finding the Fourth Proportional to 804,500.40, 1,206,923.40 and 243,591.60

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Solution

The fourth proportional to 804,500.40, 1,206,923.40 and 243,591.60 is: 365,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,500.40 : 1,206,923.40 = 243,591.60 : x
  2. Step 2: Convert to fraction form
    804,500.40/1,206,923.40 = 243,591.60/x
  3. Step 3: Cross multiply
    804,500.40x = 1,206,923.40 × 243,591.60
  4. Step 4: Simplify right side
    804,500.40x = 293,996,402,083.44
  5. Step 5: Solve for x
    x = 293,996,402,083.44/804,500.40
  6. Step 6: Final answer
    x = 365,439.72

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1.5x scale

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.