Home / 1,204,694.88-1,807,032.58-306,139.20

Finding the Fourth Proportional to 1,204,694.88, 1,807,032.58 and 306,139.20

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Solution

The fourth proportional to 1,204,694.88, 1,807,032.58 and 306,139.20 is: 459,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,694.88 : 1,807,032.58 = 306,139.20 : x
  2. Step 2: Convert to fraction form
    1,204,694.88/1,807,032.58 = 306,139.20/x
  3. Step 3: Cross multiply
    1,204,694.88x = 1,807,032.58 × 306,139.20
  4. Step 4: Simplify right side
    1,204,694.88x = 553,203,508,415.14
  5. Step 5: Solve for x
    x = 553,203,508,415.14/1,204,694.88
  6. Step 6: Final answer
    x = 459,206.32

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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.