Home / 804,660.60-1,110,439.14-442,091.98

Finding the Fourth Proportional to 804,660.60, 1,110,439.14 and 442,091.98

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Solution

The fourth proportional to 804,660.60, 1,110,439.14 and 442,091.98 is: 610,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,660.60 : 1,110,439.14 = 442,091.98 : x
  2. Step 2: Convert to fraction form
    804,660.60/1,110,439.14 = 442,091.98/x
  3. Step 3: Cross multiply
    804,660.60x = 1,110,439.14 × 442,091.98
  4. Step 4: Simplify right side
    804,660.60x = 490,916,232,519.90
  5. Step 5: Solve for x
    x = 490,916,232,519.90/804,660.60
  6. Step 6: Final answer
    x = 610,091.05

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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.