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Finding the Fourth Proportional to 1,510.41, 2,265.18 and 585.77

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Solution

The fourth proportional to 1,510.41, 2,265.18 and 585.77 is: 878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.41 : 2,265.18 = 585.77 : x
  2. Step 2: Convert to fraction form
    1,510.41/2,265.18 = 585.77/x
  3. Step 3: Cross multiply
    1,510.41x = 2,265.18 × 585.77
  4. Step 4: Simplify right side
    1,510.41x = 1,326,860.97
  5. Step 5: Solve for x
    x = 1,326,860.97/1,510.41
  6. Step 6: Final answer
    x = 878.48

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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.