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Finding the Fourth Proportional to 530.32, 793.64 and 335.22

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Solution

The fourth proportional to 530.32, 793.64 and 335.22 is: 501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.32 : 793.64 = 335.22 : x
  2. Step 2: Convert to fraction form
    530.32/793.64 = 335.22/x
  3. Step 3: Cross multiply
    530.32x = 793.64 × 335.22
  4. Step 4: Simplify right side
    530.32x = 266,044.00
  5. Step 5: Solve for x
    x = 266,044.00/530.32
  6. Step 6: Final answer
    x = 501.67

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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.