Home / 1,088,458.45-1,632,195.60-489,111.10

Finding the Fourth Proportional to 1,088,458.45, 1,632,195.60 and 489,111.10

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Solution

The fourth proportional to 1,088,458.45, 1,632,195.60 and 489,111.10 is: 733,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,458.45 : 1,632,195.60 = 489,111.10 : x
  2. Step 2: Convert to fraction form
    1,088,458.45/1,632,195.60 = 489,111.10/x
  3. Step 3: Cross multiply
    1,088,458.45x = 1,632,195.60 × 489,111.10
  4. Step 4: Simplify right side
    1,088,458.45x = 798,324,985,331.16
  5. Step 5: Solve for x
    x = 798,324,985,331.16/1,088,458.45
  6. Step 6: Final answer
    x = 733,445.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.