Home / 558,910.50-771,296.49-304,246.50

Finding the Fourth Proportional to 558,910.50, 771,296.49 and 304,246.50

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Solution

The fourth proportional to 558,910.50, 771,296.49 and 304,246.50 is: 419,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,910.50 : 771,296.49 = 304,246.50 : x
  2. Step 2: Convert to fraction form
    558,910.50/771,296.49 = 304,246.50/x
  3. Step 3: Cross multiply
    558,910.50x = 771,296.49 × 304,246.50
  4. Step 4: Simplify right side
    558,910.50x = 234,664,257,544.79
  5. Step 5: Solve for x
    x = 234,664,257,544.79/558,910.50
  6. Step 6: Final answer
    x = 419,860.17

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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.