Home / 382,204.88-527,429.29-210,121.59

Finding the Fourth Proportional to 382,204.88, 527,429.29 and 210,121.59

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Solution

The fourth proportional to 382,204.88, 527,429.29 and 210,121.59 is: 289,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,204.88 : 527,429.29 = 210,121.59 : x
  2. Step 2: Convert to fraction form
    382,204.88/527,429.29 = 210,121.59/x
  3. Step 3: Cross multiply
    382,204.88x = 527,429.29 × 210,121.59
  4. Step 4: Simplify right side
    382,204.88x = 110,824,281,027.37
  5. Step 5: Solve for x
    x = 110,824,281,027.37/382,204.88
  6. Step 6: Final answer
    x = 289,960.40

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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.