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Finding the Fourth Proportional to 313,090.92, 432,232.91 and 244,963.14

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Solution

The fourth proportional to 313,090.92, 432,232.91 and 244,963.14 is: 338,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,090.92 : 432,232.91 = 244,963.14 : x
  2. Step 2: Convert to fraction form
    313,090.92/432,232.91 = 244,963.14/x
  3. Step 3: Cross multiply
    313,090.92x = 432,232.91 × 244,963.14
  4. Step 4: Simplify right side
    313,090.92x = 105,881,128,917.86
  5. Step 5: Solve for x
    x = 105,881,128,917.86/313,090.92
  6. Step 6: Final answer
    x = 338,180.13

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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.