Home / 454,941.07-682,491.92-155,351.46

Finding the Fourth Proportional to 454,941.07, 682,491.92 and 155,351.46

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Solution

The fourth proportional to 454,941.07, 682,491.92 and 155,351.46 is: 233,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,941.07 : 682,491.92 = 155,351.46 : x
  2. Step 2: Convert to fraction form
    454,941.07/682,491.92 = 155,351.46/x
  3. Step 3: Cross multiply
    454,941.07x = 682,491.92 × 155,351.46
  4. Step 4: Simplify right side
    454,941.07x = 106,026,116,210.20
  5. Step 5: Solve for x
    x = 106,026,116,210.20/454,941.07
  6. Step 6: Final answer
    x = 233,054.62

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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.