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Finding the Fourth Proportional to 530.22, 795.04 and 356.88

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Solution

The fourth proportional to 530.22, 795.04 and 356.88 is: 535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.22 : 795.04 = 356.88 : x
  2. Step 2: Convert to fraction form
    530.22/795.04 = 356.88/x
  3. Step 3: Cross multiply
    530.22x = 795.04 × 356.88
  4. Step 4: Simplify right side
    530.22x = 283,733.88
  5. Step 5: Solve for x
    x = 283,733.88/530.22
  6. Step 6: Final answer
    x = 535.12

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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.