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Finding the Fourth Proportional to 623,267.29, 860,108.84 and 336,787.37

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Solution

The fourth proportional to 623,267.29, 860,108.84 and 336,787.37 is: 464,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,267.29 : 860,108.84 = 336,787.37 : x
  2. Step 2: Convert to fraction form
    623,267.29/860,108.84 = 336,787.37/x
  3. Step 3: Cross multiply
    623,267.29x = 860,108.84 × 336,787.37
  4. Step 4: Simplify right side
    623,267.29x = 289,673,794,137.35
  5. Step 5: Solve for x
    x = 289,673,794,137.35/623,267.29
  6. Step 6: Final answer
    x = 464,766.56

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1.5x scale

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.