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Finding the Fourth Proportional to 363,276.95, 501,265.49 and 210,285.29

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Solution

The fourth proportional to 363,276.95, 501,265.49 and 210,285.29 is: 290,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,276.95 : 501,265.49 = 210,285.29 : x
  2. Step 2: Convert to fraction form
    363,276.95/501,265.49 = 210,285.29/x
  3. Step 3: Cross multiply
    363,276.95x = 501,265.49 × 210,285.29
  4. Step 4: Simplify right side
    363,276.95x = 105,408,758,315.00
  5. Step 5: Solve for x
    x = 105,408,758,315.00/363,276.95
  6. Step 6: Final answer
    x = 290,160.88

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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.