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Finding the Fourth Proportional to 530.23, 793.77 and 365.35

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Solution

The fourth proportional to 530.23, 793.77 and 365.35 is: 546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.23 : 793.77 = 365.35 : x
  2. Step 2: Convert to fraction form
    530.23/793.77 = 365.35/x
  3. Step 3: Cross multiply
    530.23x = 793.77 × 365.35
  4. Step 4: Simplify right side
    530.23x = 290,003.87
  5. Step 5: Solve for x
    x = 290,003.87/530.23
  6. Step 6: Final answer
    x = 546.94

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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.