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Finding the Fourth Proportional to 530.16, 793.86 and 375.25

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Solution

The fourth proportional to 530.16, 793.86 and 375.25 is: 561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.16 : 793.86 = 375.25 : x
  2. Step 2: Convert to fraction form
    530.16/793.86 = 375.25/x
  3. Step 3: Cross multiply
    530.16x = 793.86 × 375.25
  4. Step 4: Simplify right side
    530.16x = 297,895.97
  5. Step 5: Solve for x
    x = 297,895.97/530.16
  6. Step 6: Final answer
    x = 561.90

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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.