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Finding the Fourth Proportional to 364,273.52, 502,703.90 and 200,948.72

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Solution

The fourth proportional to 364,273.52, 502,703.90 and 200,948.72 is: 277,312.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,273.52 : 502,703.90 = 200,948.72 : x
  2. Step 2: Convert to fraction form
    364,273.52/502,703.90 = 200,948.72/x
  3. Step 3: Cross multiply
    364,273.52x = 502,703.90 × 200,948.72
  4. Step 4: Simplify right side
    364,273.52x = 101,017,705,244.01
  5. Step 5: Solve for x
    x = 101,017,705,244.01/364,273.52
  6. Step 6: Final answer
    x = 277,312.79

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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.