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Finding the Fourth Proportional to 1,346.37, 2,020.24 and 524.88

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Solution

The fourth proportional to 1,346.37, 2,020.24 and 524.88 is: 787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.37 : 2,020.24 = 524.88 : x
  2. Step 2: Convert to fraction form
    1,346.37/2,020.24 = 524.88/x
  3. Step 3: Cross multiply
    1,346.37x = 2,020.24 × 524.88
  4. Step 4: Simplify right side
    1,346.37x = 1,060,384.23
  5. Step 5: Solve for x
    x = 1,060,384.23/1,346.37
  6. Step 6: Final answer
    x = 787.59

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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.