Home / 382,214.80-527,462.74-210,140.04

Finding the Fourth Proportional to 382,214.80, 527,462.74 and 210,140.04

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Solution

The fourth proportional to 382,214.80, 527,462.74 and 210,140.04 is: 289,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,214.80 : 527,462.74 = 210,140.04 : x
  2. Step 2: Convert to fraction form
    382,214.80/527,462.74 = 210,140.04/x
  3. Step 3: Cross multiply
    382,214.80x = 527,462.74 × 210,140.04
  4. Step 4: Simplify right side
    382,214.80x = 110,841,041,282.11
  5. Step 5: Solve for x
    x = 110,841,041,282.11/382,214.80
  6. Step 6: Final answer
    x = 289,996.73

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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.