Home / 794,610.38-1,191,889.02-345,331.28

Finding the Fourth Proportional to 794,610.38, 1,191,889.02 and 345,331.28

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Solution

The fourth proportional to 794,610.38, 1,191,889.02 and 345,331.28 is: 517,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,610.38 : 1,191,889.02 = 345,331.28 : x
  2. Step 2: Convert to fraction form
    794,610.38/1,191,889.02 = 345,331.28/x
  3. Step 3: Cross multiply
    794,610.38x = 1,191,889.02 × 345,331.28
  4. Step 4: Simplify right side
    794,610.38x = 411,596,560,894.55
  5. Step 5: Solve for x
    x = 411,596,560,894.55/794,610.38
  6. Step 6: Final answer
    x = 517,985.38

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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.