Home / 979,309.20-1,467,811.80-558,982.80

Finding the Fourth Proportional to 979,309.20, 1,467,811.80 and 558,982.80

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Solution

The fourth proportional to 979,309.20, 1,467,811.80 and 558,982.80 is: 837,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,309.20 : 1,467,811.80 = 558,982.80 : x
  2. Step 2: Convert to fraction form
    979,309.20/1,467,811.80 = 558,982.80/x
  3. Step 3: Cross multiply
    979,309.20x = 1,467,811.80 × 558,982.80
  4. Step 4: Simplify right side
    979,309.20x = 820,481,549,837.04
  5. Step 5: Solve for x
    x = 820,481,549,837.04/979,309.20
  6. Step 6: Final answer
    x = 837,816.65

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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.