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Finding the Fourth Proportional to 573.36, 860.40 and 410.52

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Solution

The fourth proportional to 573.36, 860.40 and 410.52 is: 616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.36 : 860.40 = 410.52 : x
  2. Step 2: Convert to fraction form
    573.36/860.40 = 410.52/x
  3. Step 3: Cross multiply
    573.36x = 860.40 × 410.52
  4. Step 4: Simplify right side
    573.36x = 353,211.41
  5. Step 5: Solve for x
    x = 353,211.41/573.36
  6. Step 6: Final answer
    x = 616.04

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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.