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Finding the Fourth Proportional to 299,098.59, 412,744.62 and 164,962.59

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Solution

The fourth proportional to 299,098.59, 412,744.62 and 164,962.59 is: 227,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,098.59 : 412,744.62 = 164,962.59 : x
  2. Step 2: Convert to fraction form
    299,098.59/412,744.62 = 164,962.59/x
  3. Step 3: Cross multiply
    299,098.59x = 412,744.62 × 164,962.59
  4. Step 4: Simplify right side
    299,098.59x = 68,087,421,523.77
  5. Step 5: Solve for x
    x = 68,087,421,523.77/299,098.59
  6. Step 6: Final answer
    x = 227,642.07

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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.