Home / 804,621.92-1,110,373.60-442,037.92

Finding the Fourth Proportional to 804,621.92, 1,110,373.60 and 442,037.92

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Solution

The fourth proportional to 804,621.92, 1,110,373.60 and 442,037.92 is: 610,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,621.92 : 1,110,373.60 = 442,037.92 : x
  2. Step 2: Convert to fraction form
    804,621.92/1,110,373.60 = 442,037.92/x
  3. Step 3: Cross multiply
    804,621.92x = 1,110,373.60 × 442,037.92
  4. Step 4: Simplify right side
    804,621.92x = 490,827,236,566.91
  5. Step 5: Solve for x
    x = 490,827,236,566.91/804,621.92
  6. Step 6: Final answer
    x = 610,009.78

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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.