Home / 836,481.48-1,254,016.71-362,810.09

Finding the Fourth Proportional to 836,481.48, 1,254,016.71 and 362,810.09

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Solution

The fourth proportional to 836,481.48, 1,254,016.71 and 362,810.09 is: 543,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,481.48 : 1,254,016.71 = 362,810.09 : x
  2. Step 2: Convert to fraction form
    836,481.48/1,254,016.71 = 362,810.09/x
  3. Step 3: Cross multiply
    836,481.48x = 1,254,016.71 × 362,810.09
  4. Step 4: Simplify right side
    836,481.48x = 454,969,909,146.52
  5. Step 5: Solve for x
    x = 454,969,909,146.52/836,481.48
  6. Step 6: Final answer
    x = 543,909.12

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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.