Home / 842,846.02-1,162,133.65-681,201.20

Finding the Fourth Proportional to 842,846.02, 1,162,133.65 and 681,201.20

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Solution

The fourth proportional to 842,846.02, 1,162,133.65 and 681,201.20 is: 939,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,846.02 : 1,162,133.65 = 681,201.20 : x
  2. Step 2: Convert to fraction form
    842,846.02/1,162,133.65 = 681,201.20/x
  3. Step 3: Cross multiply
    842,846.02x = 1,162,133.65 × 681,201.20
  4. Step 4: Simplify right side
    842,846.02x = 791,646,836,940.38
  5. Step 5: Solve for x
    x = 791,646,836,940.38/842,846.02
  6. Step 6: Final answer
    x = 939,254.40

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Double scale
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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.