Home / 794,648.85-1,190,663.07-457,972.48

Finding the Fourth Proportional to 794,648.85, 1,190,663.07 and 457,972.48

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Solution

The fourth proportional to 794,648.85, 1,190,663.07 and 457,972.48 is: 686,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,648.85 : 1,190,663.07 = 457,972.48 : x
  2. Step 2: Convert to fraction form
    794,648.85/1,190,663.07 = 457,972.48/x
  3. Step 3: Cross multiply
    794,648.85x = 1,190,663.07 × 457,972.48
  4. Step 4: Simplify right side
    794,648.85x = 545,290,919,012.31
  5. Step 5: Solve for x
    x = 545,290,919,012.31/794,648.85
  6. Step 6: Final answer
    x = 686,203.62

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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.