Home / 447,989.19-671,971.50-195,269.52

Finding the Fourth Proportional to 447,989.19, 671,971.50 and 195,269.52

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Solution

The fourth proportional to 447,989.19, 671,971.50 and 195,269.52 is: 292,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,989.19 : 671,971.50 = 195,269.52 : x
  2. Step 2: Convert to fraction form
    447,989.19/671,971.50 = 195,269.52/x
  3. Step 3: Cross multiply
    447,989.19x = 671,971.50 × 195,269.52
  4. Step 4: Simplify right side
    447,989.19x = 131,215,552,258.68
  5. Step 5: Solve for x
    x = 131,215,552,258.68/447,989.19
  6. Step 6: Final answer
    x = 292,898.93

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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.