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Finding the Fourth Proportional to 466,850, 644,281.80 and 265,645.52

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Solution

The fourth proportional to 466,850, 644,281.80 and 265,645.52 is: 366,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,850 : 644,281.80 = 265,645.52 : x
  2. Step 2: Convert to fraction form
    466,850/644,281.80 = 265,645.52/x
  3. Step 3: Cross multiply
    466,850x = 644,281.80 × 265,645.52
  4. Step 4: Simplify right side
    466,850x = 171,150,573,787.54
  5. Step 5: Solve for x
    x = 171,150,573,787.54/466,850
  6. Step 6: Final answer
    x = 366,607.21

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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.