Home / 806,535.84-1,208,959.76-300,893.36

Finding the Fourth Proportional to 806,535.84, 1,208,959.76 and 300,893.36

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Solution

The fourth proportional to 806,535.84, 1,208,959.76 and 300,893.36 is: 451,025.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,535.84 : 1,208,959.76 = 300,893.36 : x
  2. Step 2: Convert to fraction form
    806,535.84/1,208,959.76 = 300,893.36/x
  3. Step 3: Cross multiply
    806,535.84x = 1,208,959.76 × 300,893.36
  4. Step 4: Simplify right side
    806,535.84x = 363,767,964,291.19
  5. Step 5: Solve for x
    x = 363,767,964,291.19/806,535.84
  6. Step 6: Final answer
    x = 451,025.17

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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.