Home / 803,044.97-1,108,203.66-440,471.81

Finding the Fourth Proportional to 803,044.97, 1,108,203.66 and 440,471.81

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Solution

The fourth proportional to 803,044.97, 1,108,203.66 and 440,471.81 is: 607,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,044.97 : 1,108,203.66 = 440,471.81 : x
  2. Step 2: Convert to fraction form
    803,044.97/1,108,203.66 = 440,471.81/x
  3. Step 3: Cross multiply
    803,044.97x = 1,108,203.66 × 440,471.81
  4. Step 4: Simplify right side
    803,044.97x = 488,132,474,739.33
  5. Step 5: Solve for x
    x = 488,132,474,739.33/803,044.97
  6. Step 6: Final answer
    x = 607,851.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.