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Finding the Fourth Proportional to 701.52, 1,050.93 and 529.31

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Solution

The fourth proportional to 701.52, 1,050.93 and 529.31 is: 792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.52 : 1,050.93 = 529.31 : x
  2. Step 2: Convert to fraction form
    701.52/1,050.93 = 529.31/x
  3. Step 3: Cross multiply
    701.52x = 1,050.93 × 529.31
  4. Step 4: Simplify right side
    701.52x = 556,262.50
  5. Step 5: Solve for x
    x = 556,262.50/701.52
  6. Step 6: Final answer
    x = 792.94

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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.