Home / 1,206,807.28-1,810,227.42-308,256.46

Finding the Fourth Proportional to 1,206,807.28, 1,810,227.42 and 308,256.46

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Solution

The fourth proportional to 1,206,807.28, 1,810,227.42 and 308,256.46 is: 462,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,807.28 : 1,810,227.42 = 308,256.46 : x
  2. Step 2: Convert to fraction form
    1,206,807.28/1,810,227.42 = 308,256.46/x
  3. Step 3: Cross multiply
    1,206,807.28x = 1,810,227.42 × 308,256.46
  4. Step 4: Simplify right side
    1,206,807.28x = 558,014,291,758.57
  5. Step 5: Solve for x
    x = 558,014,291,758.57/1,206,807.28
  6. Step 6: Final answer
    x = 462,388.90

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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.