Home / 804,655.06-1,110,431.54-442,086.46

Finding the Fourth Proportional to 804,655.06, 1,110,431.54 and 442,086.46

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Solution

The fourth proportional to 804,655.06, 1,110,431.54 and 442,086.46 is: 610,083.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,655.06 : 1,110,431.54 = 442,086.46 : x
  2. Step 2: Convert to fraction form
    804,655.06/1,110,431.54 = 442,086.46/x
  3. Step 3: Cross multiply
    804,655.06x = 1,110,431.54 × 442,086.46
  4. Step 4: Simplify right side
    804,655.06x = 490,906,748,590.95
  5. Step 5: Solve for x
    x = 490,906,748,590.95/804,655.06
  6. Step 6: Final answer
    x = 610,083.47

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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.