Home / 948,174.42-1,422,263-387,208.92

Finding the Fourth Proportional to 948,174.42, 1,422,263 and 387,208.92

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Solution

The fourth proportional to 948,174.42, 1,422,263 and 387,208.92 is: 580,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,174.42 : 1,422,263 = 387,208.92 : x
  2. Step 2: Convert to fraction form
    948,174.42/1,422,263 = 387,208.92/x
  3. Step 3: Cross multiply
    948,174.42x = 1,422,263 × 387,208.92
  4. Step 4: Simplify right side
    948,174.42x = 550,712,920,185.96
  5. Step 5: Solve for x
    x = 550,712,920,185.96/948,174.42
  6. Step 6: Final answer
    x = 580,813.94

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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.