Home / 804,310.60-1,207,340.70-450,016.60

Finding the Fourth Proportional to 804,310.60, 1,207,340.70 and 450,016.60

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Solution

The fourth proportional to 804,310.60, 1,207,340.70 and 450,016.60 is: 675,514.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,310.60 : 1,207,340.70 = 450,016.60 : x
  2. Step 2: Convert to fraction form
    804,310.60/1,207,340.70 = 450,016.60/x
  3. Step 3: Cross multiply
    804,310.60x = 1,207,340.70 × 450,016.60
  4. Step 4: Simplify right side
    804,310.60x = 543,323,356,855.62
  5. Step 5: Solve for x
    x = 543,323,356,855.62/804,310.60
  6. Step 6: Final answer
    x = 675,514.36

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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.