Home / 884,989.17-1,221,282.78-482,581.17

Finding the Fourth Proportional to 884,989.17, 1,221,282.78 and 482,581.17

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Solution

The fourth proportional to 884,989.17, 1,221,282.78 and 482,581.17 is: 665,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,989.17 : 1,221,282.78 = 482,581.17 : x
  2. Step 2: Convert to fraction form
    884,989.17/1,221,282.78 = 482,581.17/x
  3. Step 3: Cross multiply
    884,989.17x = 1,221,282.78 × 482,581.17
  4. Step 4: Simplify right side
    884,989.17x = 589,368,072,873.25
  5. Step 5: Solve for x
    x = 589,368,072,873.25/884,989.17
  6. Step 6: Final answer
    x = 665,960.77

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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.