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Finding the Fourth Proportional to 530.82, 732.24 and 433.08

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Solution

The fourth proportional to 530.82, 732.24 and 433.08 is: 597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.82 : 732.24 = 433.08 : x
  2. Step 2: Convert to fraction form
    530.82/732.24 = 433.08/x
  3. Step 3: Cross multiply
    530.82x = 732.24 × 433.08
  4. Step 4: Simplify right side
    530.82x = 317,118.50
  5. Step 5: Solve for x
    x = 317,118.50/530.82
  6. Step 6: Final answer
    x = 597.41

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1.5x scale

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.