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Finding the Fourth Proportional to 575.36, 794.56 and 543.04

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Solution

The fourth proportional to 575.36, 794.56 and 543.04 is: 749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.36 : 794.56 = 543.04 : x
  2. Step 2: Convert to fraction form
    575.36/794.56 = 543.04/x
  3. Step 3: Cross multiply
    575.36x = 794.56 × 543.04
  4. Step 4: Simplify right side
    575.36x = 431,477.86
  5. Step 5: Solve for x
    x = 431,477.86/575.36
  6. Step 6: Final answer
    x = 749.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.