Home / 779,005.35-1,168,659.53-299,198.06

Finding the Fourth Proportional to 779,005.35, 1,168,659.53 and 299,198.06

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Solution

The fourth proportional to 779,005.35, 1,168,659.53 and 299,198.06 is: 448,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,005.35 : 1,168,659.53 = 299,198.06 : x
  2. Step 2: Convert to fraction form
    779,005.35/1,168,659.53 = 299,198.06/x
  3. Step 3: Cross multiply
    779,005.35x = 1,168,659.53 × 299,198.06
  4. Step 4: Simplify right side
    779,005.35x = 349,660,664,176.51
  5. Step 5: Solve for x
    x = 349,660,664,176.51/779,005.35
  6. Step 6: Final answer
    x = 448,855.28

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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.