Home / 528,039.08-791,994.30-154,062.44

Finding the Fourth Proportional to 528,039.08, 791,994.30 and 154,062.44

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Solution

The fourth proportional to 528,039.08, 791,994.30 and 154,062.44 is: 231,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,039.08 : 791,994.30 = 154,062.44 : x
  2. Step 2: Convert to fraction form
    528,039.08/791,994.30 = 154,062.44/x
  3. Step 3: Cross multiply
    528,039.08x = 791,994.30 × 154,062.44
  4. Step 4: Simplify right side
    528,039.08x = 122,016,574,324.09
  5. Step 5: Solve for x
    x = 122,016,574,324.09/528,039.08
  6. Step 6: Final answer
    x = 231,074.89

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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.