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Finding the Fourth Proportional to 245,862.99, 339,230.55 and 150,334.83

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Solution

The fourth proportional to 245,862.99, 339,230.55 and 150,334.83 is: 207,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,862.99 : 339,230.55 = 150,334.83 : x
  2. Step 2: Convert to fraction form
    245,862.99/339,230.55 = 150,334.83/x
  3. Step 3: Cross multiply
    245,862.99x = 339,230.55 × 150,334.83
  4. Step 4: Simplify right side
    245,862.99x = 50,998,167,065.06
  5. Step 5: Solve for x
    x = 50,998,167,065.06/245,862.99
  6. Step 6: Final answer
    x = 207,425.15

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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.