Home / 867,610.80-1,301,416.20-548,746.20

Finding the Fourth Proportional to 867,610.80, 1,301,416.20 and 548,746.20

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Solution

The fourth proportional to 867,610.80, 1,301,416.20 and 548,746.20 is: 823,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,610.80 : 1,301,416.20 = 548,746.20 : x
  2. Step 2: Convert to fraction form
    867,610.80/1,301,416.20 = 548,746.20/x
  3. Step 3: Cross multiply
    867,610.80x = 1,301,416.20 × 548,746.20
  4. Step 4: Simplify right side
    867,610.80x = 714,147,194,368.44
  5. Step 5: Solve for x
    x = 714,147,194,368.44/867,610.80
  6. Step 6: Final answer
    x = 823,119.30

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Double scale
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Similar ratio
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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.