Home / 578,301.36-867,236.28-199,114.96

Finding the Fourth Proportional to 578,301.36, 867,236.28 and 199,114.96

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Solution

The fourth proportional to 578,301.36, 867,236.28 and 199,114.96 is: 298,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,301.36 : 867,236.28 = 199,114.96 : x
  2. Step 2: Convert to fraction form
    578,301.36/867,236.28 = 199,114.96/x
  3. Step 3: Cross multiply
    578,301.36x = 867,236.28 × 199,114.96
  4. Step 4: Simplify right side
    578,301.36x = 172,679,717,202.75
  5. Step 5: Solve for x
    x = 172,679,717,202.75/578,301.36
  6. Step 6: Final answer
    x = 298,598.15

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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.