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Finding the Fourth Proportional to 573.24, 790.98 and 337.20

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Solution

The fourth proportional to 573.24, 790.98 and 337.20 is: 465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.24 : 790.98 = 337.20 : x
  2. Step 2: Convert to fraction form
    573.24/790.98 = 337.20/x
  3. Step 3: Cross multiply
    573.24x = 790.98 × 337.20
  4. Step 4: Simplify right side
    573.24x = 266,718.46
  5. Step 5: Solve for x
    x = 266,718.46/573.24
  6. Step 6: Final answer
    x = 465.28

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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.