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Finding the Fourth Proportional to 1,501.50, 2,252.61 and 475.50

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Solution

The fourth proportional to 1,501.50, 2,252.61 and 475.50 is: 713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.50 : 2,252.61 = 475.50 : x
  2. Step 2: Convert to fraction form
    1,501.50/2,252.61 = 475.50/x
  3. Step 3: Cross multiply
    1,501.50x = 2,252.61 × 475.50
  4. Step 4: Simplify right side
    1,501.50x = 1,071,116.06
  5. Step 5: Solve for x
    x = 1,071,116.06/1,501.50
  6. Step 6: Final answer
    x = 713.36

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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.