Home / 292,276.10-438,414.15-114,724.10

Finding the Fourth Proportional to 292,276.10, 438,414.15 and 114,724.10

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Solution

The fourth proportional to 292,276.10, 438,414.15 and 114,724.10 is: 172,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,276.10 : 438,414.15 = 114,724.10 : x
  2. Step 2: Convert to fraction form
    292,276.10/438,414.15 = 114,724.10/x
  3. Step 3: Cross multiply
    292,276.10x = 438,414.15 × 114,724.10
  4. Step 4: Simplify right side
    292,276.10x = 50,296,668,786.02
  5. Step 5: Solve for x
    x = 50,296,668,786.02/292,276.10
  6. Step 6: Final answer
    x = 172,086.15

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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.