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Finding the Fourth Proportional to 366,833.40, 550,250.10 and 317,625.90

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Solution

The fourth proportional to 366,833.40, 550,250.10 and 317,625.90 is: 476,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,833.40 : 550,250.10 = 317,625.90 : x
  2. Step 2: Convert to fraction form
    366,833.40/550,250.10 = 317,625.90/x
  3. Step 3: Cross multiply
    366,833.40x = 550,250.10 × 317,625.90
  4. Step 4: Simplify right side
    366,833.40x = 174,773,683,237.59
  5. Step 5: Solve for x
    x = 174,773,683,237.59/366,833.40
  6. Step 6: Final answer
    x = 476,438.85

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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.