Home / 358,918.73-537,870.11-199,065.02

Finding the Fourth Proportional to 358,918.73, 537,870.11 and 199,065.02

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Solution

The fourth proportional to 358,918.73, 537,870.11 and 199,065.02 is: 298,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,918.73 : 537,870.11 = 199,065.02 : x
  2. Step 2: Convert to fraction form
    358,918.73/537,870.11 = 199,065.02/x
  3. Step 3: Cross multiply
    358,918.73x = 537,870.11 × 199,065.02
  4. Step 4: Simplify right side
    358,918.73x = 107,071,120,519.88
  5. Step 5: Solve for x
    x = 107,071,120,519.88/358,918.73
  6. Step 6: Final answer
    x = 298,315.78

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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.