Home / 804,967.04-1,207,491.90-205,933.36

Finding the Fourth Proportional to 804,967.04, 1,207,491.90 and 205,933.36

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Solution

The fourth proportional to 804,967.04, 1,207,491.90 and 205,933.36 is: 308,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,967.04 : 1,207,491.90 = 205,933.36 : x
  2. Step 2: Convert to fraction form
    804,967.04/1,207,491.90 = 205,933.36/x
  3. Step 3: Cross multiply
    804,967.04x = 1,207,491.90 × 205,933.36
  4. Step 4: Simplify right side
    804,967.04x = 248,662,864,139.78
  5. Step 5: Solve for x
    x = 248,662,864,139.78/804,967.04
  6. Step 6: Final answer
    x = 308,910.62

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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.