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Finding the Fourth Proportional to 1,459.73, 2,013.99 and 900.29

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Solution

The fourth proportional to 1,459.73, 2,013.99 and 900.29 is: 1,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.73 : 2,013.99 = 900.29 : x
  2. Step 2: Convert to fraction form
    1,459.73/2,013.99 = 900.29/x
  3. Step 3: Cross multiply
    1,459.73x = 2,013.99 × 900.29
  4. Step 4: Simplify right side
    1,459.73x = 1,813,164.99
  5. Step 5: Solve for x
    x = 1,813,164.99/1,459.73
  6. Step 6: Final answer
    x = 1,242.13

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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.