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Finding the Fourth Proportional to 529.96, 795.88 and 461.92

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Solution

The fourth proportional to 529.96, 795.88 and 461.92 is: 693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.96 : 795.88 = 461.92 : x
  2. Step 2: Convert to fraction form
    529.96/795.88 = 461.92/x
  3. Step 3: Cross multiply
    529.96x = 795.88 × 461.92
  4. Step 4: Simplify right side
    529.96x = 367,632.89
  5. Step 5: Solve for x
    x = 367,632.89/529.96
  6. Step 6: Final answer
    x = 693.70

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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.