Home / 979,359.20-1,467,886.80-559,032.80

Finding the Fourth Proportional to 979,359.20, 1,467,886.80 and 559,032.80

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Solution

The fourth proportional to 979,359.20, 1,467,886.80 and 559,032.80 is: 837,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,359.20 : 1,467,886.80 = 559,032.80 : x
  2. Step 2: Convert to fraction form
    979,359.20/1,467,886.80 = 559,032.80/x
  3. Step 3: Cross multiply
    979,359.20x = 1,467,886.80 × 559,032.80
  4. Step 4: Simplify right side
    979,359.20x = 820,596,867,887.04
  5. Step 5: Solve for x
    x = 820,596,867,887.04/979,359.20
  6. Step 6: Final answer
    x = 837,891.62

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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.