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Finding the Fourth Proportional to 558,859.50, 838,368.09 and 179,653.14

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Solution

The fourth proportional to 558,859.50, 838,368.09 and 179,653.14 is: 269,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,859.50 : 838,368.09 = 179,653.14 : x
  2. Step 2: Convert to fraction form
    558,859.50/838,368.09 = 179,653.14/x
  3. Step 3: Cross multiply
    558,859.50x = 838,368.09 × 179,653.14
  4. Step 4: Simplify right side
    558,859.50x = 150,615,459,844.30
  5. Step 5: Solve for x
    x = 150,615,459,844.30/558,859.50
  6. Step 6: Final answer
    x = 269,505.05

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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.