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Finding the Fourth Proportional to 247,464, 341,588.88 and 146,862

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Solution

The fourth proportional to 247,464, 341,588.88 and 146,862 is: 202,722.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,464 : 341,588.88 = 146,862 : x
  2. Step 2: Convert to fraction form
    247,464/341,588.88 = 146,862/x
  3. Step 3: Cross multiply
    247,464x = 341,588.88 × 146,862
  4. Step 4: Simplify right side
    247,464x = 50,166,426,094.56
  5. Step 5: Solve for x
    x = 50,166,426,094.56/247,464
  6. Step 6: Final answer
    x = 202,722.12

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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.