Home / 1,022,754.36-1,534,192.02-312,831.48

Finding the Fourth Proportional to 1,022,754.36, 1,534,192.02 and 312,831.48

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Solution

The fourth proportional to 1,022,754.36, 1,534,192.02 and 312,831.48 is: 469,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,754.36 : 1,534,192.02 = 312,831.48 : x
  2. Step 2: Convert to fraction form
    1,022,754.36/1,534,192.02 = 312,831.48/x
  3. Step 3: Cross multiply
    1,022,754.36x = 1,534,192.02 × 312,831.48
  4. Step 4: Simplify right side
    1,022,754.36x = 479,943,560,220.79
  5. Step 5: Solve for x
    x = 479,943,560,220.79/1,022,754.36
  6. Step 6: Final answer
    x = 469,265.72

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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.