Home / 694,520.66-1,046,986.49-648,227.14

Finding the Fourth Proportional to 694,520.66, 1,046,986.49 and 648,227.14

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Solution

The fourth proportional to 694,520.66, 1,046,986.49 and 648,227.14 is: 977,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,520.66 : 1,046,986.49 = 648,227.14 : x
  2. Step 2: Convert to fraction form
    694,520.66/1,046,986.49 = 648,227.14/x
  3. Step 3: Cross multiply
    694,520.66x = 1,046,986.49 × 648,227.14
  4. Step 4: Simplify right side
    694,520.66x = 678,685,057,034.44
  5. Step 5: Solve for x
    x = 678,685,057,034.44/694,520.66
  6. Step 6: Final answer
    x = 977,199.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.