Home / 454,972.16-682,458.23-155,455.22

Finding the Fourth Proportional to 454,972.16, 682,458.23 and 155,455.22

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Solution

The fourth proportional to 454,972.16, 682,458.23 and 155,455.22 is: 233,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,972.16 : 682,458.23 = 155,455.22 : x
  2. Step 2: Convert to fraction form
    454,972.16/682,458.23 = 155,455.22/x
  3. Step 3: Cross multiply
    454,972.16x = 682,458.23 × 155,455.22
  4. Step 4: Simplify right side
    454,972.16x = 106,091,690,095.89
  5. Step 5: Solve for x
    x = 106,091,690,095.89/454,972.16
  6. Step 6: Final answer
    x = 233,182.82

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Similar ratio
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1.5x scale

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.