Home / 351,703.20-527,122-200,027.58

Finding the Fourth Proportional to 351,703.20, 527,122 and 200,027.58

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Solution

The fourth proportional to 351,703.20, 527,122 and 200,027.58 is: 299,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,703.20 : 527,122 = 200,027.58 : x
  2. Step 2: Convert to fraction form
    351,703.20/527,122 = 200,027.58/x
  3. Step 3: Cross multiply
    351,703.20x = 527,122 × 200,027.58
  4. Step 4: Simplify right side
    351,703.20x = 105,438,938,024.76
  5. Step 5: Solve for x
    x = 105,438,938,024.76/351,703.20
  6. Step 6: Final answer
    x = 299,795.22

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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.