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Finding the Fourth Proportional to 1,510.46, 2,266.50 and 633.56

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Solution

The fourth proportional to 1,510.46, 2,266.50 and 633.56 is: 950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.46 : 2,266.50 = 633.56 : x
  2. Step 2: Convert to fraction form
    1,510.46/2,266.50 = 633.56/x
  3. Step 3: Cross multiply
    1,510.46x = 2,266.50 × 633.56
  4. Step 4: Simplify right side
    1,510.46x = 1,435,952.41
  5. Step 5: Solve for x
    x = 1,435,952.41/1,510.46
  6. Step 6: Final answer
    x = 950.68

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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.