Home / 698,920.43-1,048,380.57-225,675.50

Finding the Fourth Proportional to 698,920.43, 1,048,380.57 and 225,675.50

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Solution

The fourth proportional to 698,920.43, 1,048,380.57 and 225,675.50 is: 338,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,920.43 : 1,048,380.57 = 225,675.50 : x
  2. Step 2: Convert to fraction form
    698,920.43/1,048,380.57 = 225,675.50/x
  3. Step 3: Cross multiply
    698,920.43x = 1,048,380.57 × 225,675.50
  4. Step 4: Simplify right side
    698,920.43x = 236,593,804,083.13
  5. Step 5: Solve for x
    x = 236,593,804,083.13/698,920.43
  6. Step 6: Final answer
    x = 338,513.22

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1.5x scale

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.