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Finding the Fourth Proportional to 1,254.37, 1,881.66 and 524.01

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Solution

The fourth proportional to 1,254.37, 1,881.66 and 524.01 is: 786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254.37 : 1,881.66 = 524.01 : x
  2. Step 2: Convert to fraction form
    1,254.37/1,881.66 = 524.01/x
  3. Step 3: Cross multiply
    1,254.37x = 1,881.66 × 524.01
  4. Step 4: Simplify right side
    1,254.37x = 986,008.66
  5. Step 5: Solve for x
    x = 986,008.66/1,254.37
  6. Step 6: Final answer
    x = 786.06

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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.