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Finding the Fourth Proportional to 1,232.51, 1,701.06 and 901.85

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Solution

The fourth proportional to 1,232.51, 1,701.06 and 901.85 is: 1,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.51 : 1,701.06 = 901.85 : x
  2. Step 2: Convert to fraction form
    1,232.51/1,701.06 = 901.85/x
  3. Step 3: Cross multiply
    1,232.51x = 1,701.06 × 901.85
  4. Step 4: Simplify right side
    1,232.51x = 1,534,100.96
  5. Step 5: Solve for x
    x = 1,534,100.96/1,232.51
  6. Step 6: Final answer
    x = 1,244.70

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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.