Home / 804,657.28-1,110,427.68-442,104.52

Finding the Fourth Proportional to 804,657.28, 1,110,427.68 and 442,104.52

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Solution

The fourth proportional to 804,657.28, 1,110,427.68 and 442,104.52 is: 610,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,657.28 : 1,110,427.68 = 442,104.52 : x
  2. Step 2: Convert to fraction form
    804,657.28/1,110,427.68 = 442,104.52/x
  3. Step 3: Cross multiply
    804,657.28x = 1,110,427.68 × 442,104.52
  4. Step 4: Simplify right side
    804,657.28x = 490,925,096,461.11
  5. Step 5: Solve for x
    x = 490,925,096,461.11/804,657.28
  6. Step 6: Final answer
    x = 610,104.59

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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.