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Finding the Fourth Proportional to 353.60, 526.27 and 337.40

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Solution

The fourth proportional to 353.60, 526.27 and 337.40 is: 502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.60 : 526.27 = 337.40 : x
  2. Step 2: Convert to fraction form
    353.60/526.27 = 337.40/x
  3. Step 3: Cross multiply
    353.60x = 526.27 × 337.40
  4. Step 4: Simplify right side
    353.60x = 177,563.50
  5. Step 5: Solve for x
    x = 177,563.50/353.60
  6. Step 6: Final answer
    x = 502.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.