Home / 448,948.60-619,545.18-245,003.56

Finding the Fourth Proportional to 448,948.60, 619,545.18 and 245,003.56

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Solution

The fourth proportional to 448,948.60, 619,545.18 and 245,003.56 is: 338,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,948.60 : 619,545.18 = 245,003.56 : x
  2. Step 2: Convert to fraction form
    448,948.60/619,545.18 = 245,003.56/x
  3. Step 3: Cross multiply
    448,948.60x = 619,545.18 × 245,003.56
  4. Step 4: Simplify right side
    448,948.60x = 151,790,774,680.84
  5. Step 5: Solve for x
    x = 151,790,774,680.84/448,948.60
  6. Step 6: Final answer
    x = 338,102.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.