Home / 804,897.80-1,207,346.70-792,456.20

Finding the Fourth Proportional to 804,897.80, 1,207,346.70 and 792,456.20

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Solution

The fourth proportional to 804,897.80, 1,207,346.70 and 792,456.20 is: 1,188,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,897.80 : 1,207,346.70 = 792,456.20 : x
  2. Step 2: Convert to fraction form
    804,897.80/1,207,346.70 = 792,456.20/x
  3. Step 3: Cross multiply
    804,897.80x = 1,207,346.70 × 792,456.20
  4. Step 4: Simplify right side
    804,897.80x = 956,769,377,964.54
  5. Step 5: Solve for x
    x = 956,769,377,964.54/804,897.80
  6. Step 6: Final answer
    x = 1,188,684.30

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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.