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Finding the Fourth Proportional to 583.88, 876.05 and 574.67

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Solution

The fourth proportional to 583.88, 876.05 and 574.67 is: 862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.88 : 876.05 = 574.67 : x
  2. Step 2: Convert to fraction form
    583.88/876.05 = 574.67/x
  3. Step 3: Cross multiply
    583.88x = 876.05 × 574.67
  4. Step 4: Simplify right side
    583.88x = 503,436.71
  5. Step 5: Solve for x
    x = 503,436.71/583.88
  6. Step 6: Final answer
    x = 862.23

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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.