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Finding the Fourth Proportional to 467,252.87, 644,809.21 and 252,392.93

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Solution

The fourth proportional to 467,252.87, 644,809.21 and 252,392.93 is: 348,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,252.87 : 644,809.21 = 252,392.93 : x
  2. Step 2: Convert to fraction form
    467,252.87/644,809.21 = 252,392.93/x
  3. Step 3: Cross multiply
    467,252.87x = 644,809.21 × 252,392.93
  4. Step 4: Simplify right side
    467,252.87x = 162,745,285,802.89
  5. Step 5: Solve for x
    x = 162,745,285,802.89/467,252.87
  6. Step 6: Final answer
    x = 348,302.38

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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.