Home / 794,630.40-1,191,945.60-661,660.80

Finding the Fourth Proportional to 794,630.40, 1,191,945.60 and 661,660.80

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Solution

The fourth proportional to 794,630.40, 1,191,945.60 and 661,660.80 is: 992,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,630.40 : 1,191,945.60 = 661,660.80 : x
  2. Step 2: Convert to fraction form
    794,630.40/1,191,945.60 = 661,660.80/x
  3. Step 3: Cross multiply
    794,630.40x = 1,191,945.60 × 661,660.80
  4. Step 4: Simplify right side
    794,630.40x = 788,663,679,252.48
  5. Step 5: Solve for x
    x = 788,663,679,252.48/794,630.40
  6. Step 6: Final answer
    x = 992,491.20

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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.