Home / 880,593.54-1,215,238.78-493,437.84

Finding the Fourth Proportional to 880,593.54, 1,215,238.78 and 493,437.84

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Solution

The fourth proportional to 880,593.54, 1,215,238.78 and 493,437.84 is: 680,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,593.54 : 1,215,238.78 = 493,437.84 : x
  2. Step 2: Convert to fraction form
    880,593.54/1,215,238.78 = 493,437.84/x
  3. Step 3: Cross multiply
    880,593.54x = 1,215,238.78 × 493,437.84
  4. Step 4: Simplify right side
    880,593.54x = 599,644,792,611.24
  5. Step 5: Solve for x
    x = 599,644,792,611.24/880,593.54
  6. Step 6: Final answer
    x = 680,955.25

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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.