Home / 779,005.85-1,168,660.28-299,198.56

Finding the Fourth Proportional to 779,005.85, 1,168,660.28 and 299,198.56

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Solution

The fourth proportional to 779,005.85, 1,168,660.28 and 299,198.56 is: 448,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,005.85 : 1,168,660.28 = 299,198.56 : x
  2. Step 2: Convert to fraction form
    779,005.85/1,168,660.28 = 299,198.56/x
  3. Step 3: Cross multiply
    779,005.85x = 1,168,660.28 × 299,198.56
  4. Step 4: Simplify right side
    779,005.85x = 349,661,472,905.20
  5. Step 5: Solve for x
    x = 349,661,472,905.20/779,005.85
  6. Step 6: Final answer
    x = 448,856.03

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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.