Home / 889,864.62-1,334,785.78-215,951.50

Finding the Fourth Proportional to 889,864.62, 1,334,785.78 and 215,951.50

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Solution

The fourth proportional to 889,864.62, 1,334,785.78 and 215,951.50 is: 323,924.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,864.62 : 1,334,785.78 = 215,951.50 : x
  2. Step 2: Convert to fraction form
    889,864.62/1,334,785.78 = 215,951.50/x
  3. Step 3: Cross multiply
    889,864.62x = 1,334,785.78 × 215,951.50
  4. Step 4: Simplify right side
    889,864.62x = 288,248,991,369.67
  5. Step 5: Solve for x
    x = 288,248,991,369.67/889,864.62
  6. Step 6: Final answer
    x = 323,924.54

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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.