Home / 292,232.20-438,521.10-192,680.20

Finding the Fourth Proportional to 292,232.20, 438,521.10 and 192,680.20

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Solution

The fourth proportional to 292,232.20, 438,521.10 and 192,680.20 is: 289,134.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,232.20 : 438,521.10 = 192,680.20 : x
  2. Step 2: Convert to fraction form
    292,232.20/438,521.10 = 192,680.20/x
  3. Step 3: Cross multiply
    292,232.20x = 438,521.10 × 192,680.20
  4. Step 4: Simplify right side
    292,232.20x = 84,494,333,252.22
  5. Step 5: Solve for x
    x = 84,494,333,252.22/292,232.20
  6. Step 6: Final answer
    x = 289,134.23

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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.