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Finding the Fourth Proportional to 1,510.73, 2,264.73 and 536.30

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Solution

The fourth proportional to 1,510.73, 2,264.73 and 536.30 is: 803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.73 : 2,264.73 = 536.30 : x
  2. Step 2: Convert to fraction form
    1,510.73/2,264.73 = 536.30/x
  3. Step 3: Cross multiply
    1,510.73x = 2,264.73 × 536.30
  4. Step 4: Simplify right side
    1,510.73x = 1,214,574.70
  5. Step 5: Solve for x
    x = 1,214,574.70/1,510.73
  6. Step 6: Final answer
    x = 803.97

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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.