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Finding the Fourth Proportional to 710.32, 1,066.16 and 467.02

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Solution

The fourth proportional to 710.32, 1,066.16 and 467.02 is: 700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    710.32 : 1,066.16 = 467.02 : x
  2. Step 2: Convert to fraction form
    710.32/1,066.16 = 467.02/x
  3. Step 3: Cross multiply
    710.32x = 1,066.16 × 467.02
  4. Step 4: Simplify right side
    710.32x = 497,914.55
  5. Step 5: Solve for x
    x = 497,914.55/710.32
  6. Step 6: Final answer
    x = 700.97

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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.