Home / 305,862.30-458,793.45-199,574.10

Finding the Fourth Proportional to 305,862.30, 458,793.45 and 199,574.10

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Solution

The fourth proportional to 305,862.30, 458,793.45 and 199,574.10 is: 299,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,862.30 : 458,793.45 = 199,574.10 : x
  2. Step 2: Convert to fraction form
    305,862.30/458,793.45 = 199,574.10/x
  3. Step 3: Cross multiply
    305,862.30x = 458,793.45 × 199,574.10
  4. Step 4: Simplify right side
    305,862.30x = 91,563,289,869.65
  5. Step 5: Solve for x
    x = 91,563,289,869.65/305,862.30
  6. Step 6: Final answer
    x = 299,361.15

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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.