Home / 447,018.55-616,884.36-250,785.42

Finding the Fourth Proportional to 447,018.55, 616,884.36 and 250,785.42

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Solution

The fourth proportional to 447,018.55, 616,884.36 and 250,785.42 is: 346,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,018.55 : 616,884.36 = 250,785.42 : x
  2. Step 2: Convert to fraction form
    447,018.55/616,884.36 = 250,785.42/x
  3. Step 3: Cross multiply
    447,018.55x = 616,884.36 × 250,785.42
  4. Step 4: Simplify right side
    447,018.55x = 154,705,600,060.27
  5. Step 5: Solve for x
    x = 154,705,600,060.27/447,018.55
  6. Step 6: Final answer
    x = 346,083.18

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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.