Home / 804,886.11-1,110,500.60-482,478.57

Finding the Fourth Proportional to 804,886.11, 1,110,500.60 and 482,478.57

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Solution

The fourth proportional to 804,886.11, 1,110,500.60 and 482,478.57 is: 665,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,886.11 : 1,110,500.60 = 482,478.57 : x
  2. Step 2: Convert to fraction form
    804,886.11/1,110,500.60 = 482,478.57/x
  3. Step 3: Cross multiply
    804,886.11x = 1,110,500.60 × 482,478.57
  4. Step 4: Simplify right side
    804,886.11x = 535,792,739,059.75
  5. Step 5: Solve for x
    x = 535,792,739,059.75/804,886.11
  6. Step 6: Final answer
    x = 665,675.22

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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.