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Finding the Fourth Proportional to 466,879.60, 644,285.37 and 262,929.70

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Solution

The fourth proportional to 466,879.60, 644,285.37 and 262,929.70 is: 362,838.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,879.60 : 644,285.37 = 262,929.70 : x
  2. Step 2: Convert to fraction form
    466,879.60/644,285.37 = 262,929.70/x
  3. Step 3: Cross multiply
    466,879.60x = 644,285.37 × 262,929.70
  4. Step 4: Simplify right side
    466,879.60x = 169,401,759,048.49
  5. Step 5: Solve for x
    x = 169,401,759,048.49/466,879.60
  6. Step 6: Final answer
    x = 362,838.21

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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.