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Finding the Fourth Proportional to 468.56, 700.68 and 346.16

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Solution

The fourth proportional to 468.56, 700.68 and 346.16 is: 517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.56 : 700.68 = 346.16 : x
  2. Step 2: Convert to fraction form
    468.56/700.68 = 346.16/x
  3. Step 3: Cross multiply
    468.56x = 700.68 × 346.16
  4. Step 4: Simplify right side
    468.56x = 242,547.39
  5. Step 5: Solve for x
    x = 242,547.39/468.56
  6. Step 6: Final answer
    x = 517.64

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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.