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Finding the Fourth Proportional to 584,033.80, 875,445.90 and 317,230.60

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Solution

The fourth proportional to 584,033.80, 875,445.90 and 317,230.60 is: 475,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,033.80 : 875,445.90 = 317,230.60 : x
  2. Step 2: Convert to fraction form
    584,033.80/875,445.90 = 317,230.60/x
  3. Step 3: Cross multiply
    584,033.80x = 875,445.90 × 317,230.60
  4. Step 4: Simplify right side
    584,033.80x = 277,718,228,124.54
  5. Step 5: Solve for x
    x = 277,718,228,124.54/584,033.80
  6. Step 6: Final answer
    x = 475,517.39

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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.