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Finding the Fourth Proportional to 454,037.67, 626,576.31 and 250,089.46

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Solution

The fourth proportional to 454,037.67, 626,576.31 and 250,089.46 is: 345,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,037.67 : 626,576.31 = 250,089.46 : x
  2. Step 2: Convert to fraction form
    454,037.67/626,576.31 = 250,089.46/x
  3. Step 3: Cross multiply
    454,037.67x = 626,576.31 × 250,089.46
  4. Step 4: Simplify right side
    454,037.67x = 156,700,129,450.25
  5. Step 5: Solve for x
    x = 156,700,129,450.25/454,037.67
  6. Step 6: Final answer
    x = 345,125.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.