Home / 445,552.20-614,894.63-254,561.49

Finding the Fourth Proportional to 445,552.20, 614,894.63 and 254,561.49

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Solution

The fourth proportional to 445,552.20, 614,894.63 and 254,561.49 is: 351,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,552.20 : 614,894.63 = 254,561.49 : x
  2. Step 2: Convert to fraction form
    445,552.20/614,894.63 = 254,561.49/x
  3. Step 3: Cross multiply
    445,552.20x = 614,894.63 × 254,561.49
  4. Step 4: Simplify right side
    445,552.20x = 156,528,491,932.99
  5. Step 5: Solve for x
    x = 156,528,491,932.99/445,552.20
  6. Step 6: Final answer
    x = 351,313.48

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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.