Home / 698,056.49-1,046,960.09-185,724.57

Finding the Fourth Proportional to 698,056.49, 1,046,960.09 and 185,724.57

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Solution

The fourth proportional to 698,056.49, 1,046,960.09 and 185,724.57 is: 278,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,056.49 : 1,046,960.09 = 185,724.57 : x
  2. Step 2: Convert to fraction form
    698,056.49/1,046,960.09 = 185,724.57/x
  3. Step 3: Cross multiply
    698,056.49x = 1,046,960.09 × 185,724.57
  4. Step 4: Simplify right side
    698,056.49x = 194,446,212,522.41
  5. Step 5: Solve for x
    x = 194,446,212,522.41/698,056.49
  6. Step 6: Final answer
    x = 278,553.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.