Home / 794,400.48-1,096,020.72-492,769.44

Finding the Fourth Proportional to 794,400.48, 1,096,020.72 and 492,769.44

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Solution

The fourth proportional to 794,400.48, 1,096,020.72 and 492,769.44 is: 679,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,400.48 : 1,096,020.72 = 492,769.44 : x
  2. Step 2: Convert to fraction form
    794,400.48/1,096,020.72 = 492,769.44/x
  3. Step 3: Cross multiply
    794,400.48x = 1,096,020.72 × 492,769.44
  4. Step 4: Simplify right side
    794,400.48x = 540,085,516,422.80
  5. Step 5: Solve for x
    x = 540,085,516,422.80/794,400.48
  6. Step 6: Final answer
    x = 679,865.55

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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.