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Finding the Fourth Proportional to 1,501.96, 2,252.98 and 406.34

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Solution

The fourth proportional to 1,501.96, 2,252.98 and 406.34 is: 609.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.96 : 2,252.98 = 406.34 : x
  2. Step 2: Convert to fraction form
    1,501.96/2,252.98 = 406.34/x
  3. Step 3: Cross multiply
    1,501.96x = 2,252.98 × 406.34
  4. Step 4: Simplify right side
    1,501.96x = 915,475.89
  5. Step 5: Solve for x
    x = 915,475.89/1,501.96
  6. Step 6: Final answer
    x = 609.52

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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.