Home / 779,644.22-1,169,932.89-336,412.22

Finding the Fourth Proportional to 779,644.22, 1,169,932.89 and 336,412.22

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Solution

The fourth proportional to 779,644.22, 1,169,932.89 and 336,412.22 is: 504,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,644.22 : 1,169,932.89 = 336,412.22 : x
  2. Step 2: Convert to fraction form
    779,644.22/1,169,932.89 = 336,412.22/x
  3. Step 3: Cross multiply
    779,644.22x = 1,169,932.89 × 336,412.22
  4. Step 4: Simplify right side
    779,644.22x = 393,579,723,700.75
  5. Step 5: Solve for x
    x = 393,579,723,700.75/779,644.22
  6. Step 6: Final answer
    x = 504,819.65

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1.5x scale

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.