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Finding the Fourth Proportional to 529.74, 792.95 and 366.93

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Solution

The fourth proportional to 529.74, 792.95 and 366.93 is: 549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.74 : 792.95 = 366.93 : x
  2. Step 2: Convert to fraction form
    529.74/792.95 = 366.93/x
  3. Step 3: Cross multiply
    529.74x = 792.95 × 366.93
  4. Step 4: Simplify right side
    529.74x = 290,955.31
  5. Step 5: Solve for x
    x = 290,955.31/529.74
  6. Step 6: Final answer
    x = 549.24

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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.