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Finding the Fourth Proportional to 529.08, 792.63 and 471.93

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Solution

The fourth proportional to 529.08, 792.63 and 471.93 is: 707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.08 : 792.63 = 471.93 : x
  2. Step 2: Convert to fraction form
    529.08/792.63 = 471.93/x
  3. Step 3: Cross multiply
    529.08x = 792.63 × 471.93
  4. Step 4: Simplify right side
    529.08x = 374,065.88
  5. Step 5: Solve for x
    x = 374,065.88/529.08
  6. Step 6: Final answer
    x = 707.01

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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.