Home / 880,067.07-1,214,553.02-492,890.31

Finding the Fourth Proportional to 880,067.07, 1,214,553.02 and 492,890.31

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Solution

The fourth proportional to 880,067.07, 1,214,553.02 and 492,890.31 is: 680,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,067.07 : 1,214,553.02 = 492,890.31 : x
  2. Step 2: Convert to fraction form
    880,067.07/1,214,553.02 = 492,890.31/x
  3. Step 3: Cross multiply
    880,067.07x = 1,214,553.02 × 492,890.31
  4. Step 4: Simplify right side
    880,067.07x = 598,641,412,074.79
  5. Step 5: Solve for x
    x = 598,641,412,074.79/880,067.07
  6. Step 6: Final answer
    x = 680,222.49

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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.