Home / 794,231.56-1,191,345.02-320,911.40

Finding the Fourth Proportional to 794,231.56, 1,191,345.02 and 320,911.40

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Solution

The fourth proportional to 794,231.56, 1,191,345.02 and 320,911.40 is: 481,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,231.56 : 1,191,345.02 = 320,911.40 : x
  2. Step 2: Convert to fraction form
    794,231.56/1,191,345.02 = 320,911.40/x
  3. Step 3: Cross multiply
    794,231.56x = 1,191,345.02 × 320,911.40
  4. Step 4: Simplify right side
    794,231.56x = 382,316,198,251.23
  5. Step 5: Solve for x
    x = 382,316,198,251.23/794,231.56
  6. Step 6: Final answer
    x = 481,366.16

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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.