Home / 245,778.12-339,199.32-150,348.30

Finding the Fourth Proportional to 245,778.12, 339,199.32 and 150,348.30

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Solution

The fourth proportional to 245,778.12, 339,199.32 and 150,348.30 is: 207,496.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,778.12 : 339,199.32 = 150,348.30 : x
  2. Step 2: Convert to fraction form
    245,778.12/339,199.32 = 150,348.30/x
  3. Step 3: Cross multiply
    245,778.12x = 339,199.32 × 150,348.30
  4. Step 4: Simplify right side
    245,778.12x = 50,998,041,123.16
  5. Step 5: Solve for x
    x = 50,998,041,123.16/245,778.12
  6. Step 6: Final answer
    x = 207,496.26

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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.