Home / 554,148.42-831,018.51-199,067.10

Finding the Fourth Proportional to 554,148.42, 831,018.51 and 199,067.10

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Solution

The fourth proportional to 554,148.42, 831,018.51 and 199,067.10 is: 298,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,148.42 : 831,018.51 = 199,067.10 : x
  2. Step 2: Convert to fraction form
    554,148.42/831,018.51 = 199,067.10/x
  3. Step 3: Cross multiply
    554,148.42x = 831,018.51 × 199,067.10
  4. Step 4: Simplify right side
    554,148.42x = 165,428,444,832.02
  5. Step 5: Solve for x
    x = 165,428,444,832.02/554,148.42
  6. Step 6: Final answer
    x = 298,527.32

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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.