Home / 203,001.40-304,502.10-193,324.60

Finding the Fourth Proportional to 203,001.40, 304,502.10 and 193,324.60

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Solution

The fourth proportional to 203,001.40, 304,502.10 and 193,324.60 is: 289,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,001.40 : 304,502.10 = 193,324.60 : x
  2. Step 2: Convert to fraction form
    203,001.40/304,502.10 = 193,324.60/x
  3. Step 3: Cross multiply
    203,001.40x = 304,502.10 × 193,324.60
  4. Step 4: Simplify right side
    203,001.40x = 58,867,746,681.66
  5. Step 5: Solve for x
    x = 58,867,746,681.66/203,001.40
  6. Step 6: Final answer
    x = 289,986.90

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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.