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Finding the Fourth Proportional to 307,061.86, 460,031.44 and 222,612.88

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Solution

The fourth proportional to 307,061.86, 460,031.44 and 222,612.88 is: 333,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,061.86 : 460,031.44 = 222,612.88 : x
  2. Step 2: Convert to fraction form
    307,061.86/460,031.44 = 222,612.88/x
  3. Step 3: Cross multiply
    307,061.86x = 460,031.44 × 222,612.88
  4. Step 4: Simplify right side
    307,061.86x = 102,408,923,748.95
  5. Step 5: Solve for x
    x = 102,408,923,748.95/307,061.86
  6. Step 6: Final answer
    x = 333,512.35

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1.5x scale

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.