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Finding the Fourth Proportional to 437,258.69, 655,888.03 and 250,138.97

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Solution

The fourth proportional to 437,258.69, 655,888.03 and 250,138.97 is: 375,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,258.69 : 655,888.03 = 250,138.97 : x
  2. Step 2: Convert to fraction form
    437,258.69/655,888.03 = 250,138.97/x
  3. Step 3: Cross multiply
    437,258.69x = 655,888.03 × 250,138.97
  4. Step 4: Simplify right side
    437,258.69x = 164,063,156,221.35
  5. Step 5: Solve for x
    x = 164,063,156,221.35/437,258.69
  6. Step 6: Final answer
    x = 375,208.45

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1.5x scale

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.