Home / 779,005.80-1,168,660.19-299,198.50

Finding the Fourth Proportional to 779,005.80, 1,168,660.19 and 299,198.50

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Solution

The fourth proportional to 779,005.80, 1,168,660.19 and 299,198.50 is: 448,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,005.80 : 1,168,660.19 = 299,198.50 : x
  2. Step 2: Convert to fraction form
    779,005.80/1,168,660.19 = 299,198.50/x
  3. Step 3: Cross multiply
    779,005.80x = 1,168,660.19 × 299,198.50
  4. Step 4: Simplify right side
    779,005.80x = 349,661,368,518.42
  5. Step 5: Solve for x
    x = 349,661,368,518.42/779,005.80
  6. Step 6: Final answer
    x = 448,855.93

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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.