Home / 382,219.96-527,463.88-210,140.85

Finding the Fourth Proportional to 382,219.96, 527,463.88 and 210,140.85

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Solution

The fourth proportional to 382,219.96, 527,463.88 and 210,140.85 is: 289,994.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,219.96 : 527,463.88 = 210,140.85 : x
  2. Step 2: Convert to fraction form
    382,219.96/527,463.88 = 210,140.85/x
  3. Step 3: Cross multiply
    382,219.96x = 527,463.88 × 210,140.85
  4. Step 4: Simplify right side
    382,219.96x = 110,841,707,036.79
  5. Step 5: Solve for x
    x = 110,841,707,036.79/382,219.96
  6. Step 6: Final answer
    x = 289,994.56

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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.