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Finding the Fourth Proportional to 530.68, 732.02 and 383.64

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Solution

The fourth proportional to 530.68, 732.02 and 383.64 is: 529.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.68 : 732.02 = 383.64 : x
  2. Step 2: Convert to fraction form
    530.68/732.02 = 383.64/x
  3. Step 3: Cross multiply
    530.68x = 732.02 × 383.64
  4. Step 4: Simplify right side
    530.68x = 280,832.15
  5. Step 5: Solve for x
    x = 280,832.15/530.68
  6. Step 6: Final answer
    x = 529.19

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