Home / 379,248.26-523,358.07-207,164.12

Finding the Fourth Proportional to 379,248.26, 523,358.07 and 207,164.12

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Solution

The fourth proportional to 379,248.26, 523,358.07 and 207,164.12 is: 285,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,248.26 : 523,358.07 = 207,164.12 : x
  2. Step 2: Convert to fraction form
    379,248.26/523,358.07 = 207,164.12/x
  3. Step 3: Cross multiply
    379,248.26x = 523,358.07 × 207,164.12
  4. Step 4: Simplify right side
    379,248.26x = 108,421,014,016.45
  5. Step 5: Solve for x
    x = 108,421,014,016.45/379,248.26
  6. Step 6: Final answer
    x = 285,884.01

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1.5x scale

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.