Home / 794,650.85-1,190,666.07-457,974.48

Finding the Fourth Proportional to 794,650.85, 1,190,666.07 and 457,974.48

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Solution

The fourth proportional to 794,650.85, 1,190,666.07 and 457,974.48 is: 686,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,650.85 : 1,190,666.07 = 457,974.48 : x
  2. Step 2: Convert to fraction form
    794,650.85/1,190,666.07 = 457,974.48/x
  3. Step 3: Cross multiply
    794,650.85x = 1,190,666.07 × 457,974.48
  4. Step 4: Simplify right side
    794,650.85x = 545,294,674,261.89
  5. Step 5: Solve for x
    x = 545,294,674,261.89/794,650.85
  6. Step 6: Final answer
    x = 686,206.62

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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.