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Finding the Fourth Proportional to 1,323.54, 1,985.31 and 592.72

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Solution

The fourth proportional to 1,323.54, 1,985.31 and 592.72 is: 889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323.54 : 1,985.31 = 592.72 : x
  2. Step 2: Convert to fraction form
    1,323.54/1,985.31 = 592.72/x
  3. Step 3: Cross multiply
    1,323.54x = 1,985.31 × 592.72
  4. Step 4: Simplify right side
    1,323.54x = 1,176,727.98
  5. Step 5: Solve for x
    x = 1,176,727.98/1,323.54
  6. Step 6: Final answer
    x = 889.08

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Similar ratio
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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.