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Finding the Fourth Proportional to 576,350.55, 864,525.83 and 366,916.95

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Solution

The fourth proportional to 576,350.55, 864,525.83 and 366,916.95 is: 550,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,350.55 : 864,525.83 = 366,916.95 : x
  2. Step 2: Convert to fraction form
    576,350.55/864,525.83 = 366,916.95/x
  3. Step 3: Cross multiply
    576,350.55x = 864,525.83 × 366,916.95
  4. Step 4: Simplify right side
    576,350.55x = 317,209,178,905.23
  5. Step 5: Solve for x
    x = 317,209,178,905.23/576,350.55
  6. Step 6: Final answer
    x = 550,375.43

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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.