Home / 454,930.59-682,516.77-155,410.62

Finding the Fourth Proportional to 454,930.59, 682,516.77 and 155,410.62

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Solution

The fourth proportional to 454,930.59, 682,516.77 and 155,410.62 is: 233,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,930.59 : 682,516.77 = 155,410.62 : x
  2. Step 2: Convert to fraction form
    454,930.59/682,516.77 = 155,410.62/x
  3. Step 3: Cross multiply
    454,930.59x = 682,516.77 × 155,410.62
  4. Step 4: Simplify right side
    454,930.59x = 106,070,354,386.10
  5. Step 5: Solve for x
    x = 106,070,354,386.10/454,930.59
  6. Step 6: Final answer
    x = 233,157.23

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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.