Home / 578,297.90-867,504.94-199,168.70

Finding the Fourth Proportional to 578,297.90, 867,504.94 and 199,168.70

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Solution

The fourth proportional to 578,297.90, 867,504.94 and 199,168.70 is: 298,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,297.90 : 867,504.94 = 199,168.70 : x
  2. Step 2: Convert to fraction form
    578,297.90/867,504.94 = 199,168.70/x
  3. Step 3: Cross multiply
    578,297.90x = 867,504.94 × 199,168.70
  4. Step 4: Simplify right side
    578,297.90x = 172,779,826,307.93
  5. Step 5: Solve for x
    x = 172,779,826,307.93/578,297.90
  6. Step 6: Final answer
    x = 298,773.05

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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.