Home / 804,902.02-1,110,742.40-442,325.76

Finding the Fourth Proportional to 804,902.02, 1,110,742.40 and 442,325.76

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Solution

The fourth proportional to 804,902.02, 1,110,742.40 and 442,325.76 is: 610,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,902.02 : 1,110,742.40 = 442,325.76 : x
  2. Step 2: Convert to fraction form
    804,902.02/1,110,742.40 = 442,325.76/x
  3. Step 3: Cross multiply
    804,902.02x = 1,110,742.40 × 442,325.76
  4. Step 4: Simplify right side
    804,902.02x = 491,309,976,244.22
  5. Step 5: Solve for x
    x = 491,309,976,244.22/804,902.02
  6. Step 6: Final answer
    x = 610,397.25

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Double scale
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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.