Home / 804,913.80-1,207,370.70-792,472.20

Finding the Fourth Proportional to 804,913.80, 1,207,370.70 and 792,472.20

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Solution

The fourth proportional to 804,913.80, 1,207,370.70 and 792,472.20 is: 1,188,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,913.80 : 1,207,370.70 = 792,472.20 : x
  2. Step 2: Convert to fraction form
    804,913.80/1,207,370.70 = 792,472.20/x
  3. Step 3: Cross multiply
    804,913.80x = 1,207,370.70 × 792,472.20
  4. Step 4: Simplify right side
    804,913.80x = 956,807,714,844.54
  5. Step 5: Solve for x
    x = 956,807,714,844.54/804,913.80
  6. Step 6: Final answer
    x = 1,188,708.30

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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.