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Finding the Fourth Proportional to 570.67, 787.51 and 337.75

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Solution

The fourth proportional to 570.67, 787.51 and 337.75 is: 466.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.67 : 787.51 = 337.75 : x
  2. Step 2: Convert to fraction form
    570.67/787.51 = 337.75/x
  3. Step 3: Cross multiply
    570.67x = 787.51 × 337.75
  4. Step 4: Simplify right side
    570.67x = 265,981.50
  5. Step 5: Solve for x
    x = 265,981.50/570.67
  6. Step 6: Final answer
    x = 466.09

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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.