Home / 454,964.43-682,526.87-155,374.80

Finding the Fourth Proportional to 454,964.43, 682,526.87 and 155,374.80

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Solution

The fourth proportional to 454,964.43, 682,526.87 and 155,374.80 is: 233,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,964.43 : 682,526.87 = 155,374.80 : x
  2. Step 2: Convert to fraction form
    454,964.43/682,526.87 = 155,374.80/x
  3. Step 3: Cross multiply
    454,964.43x = 682,526.87 × 155,374.80
  4. Step 4: Simplify right side
    454,964.43x = 106,047,475,920.88
  5. Step 5: Solve for x
    x = 106,047,475,920.88/454,964.43
  6. Step 6: Final answer
    x = 233,089.60

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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.