Home / 804,974.85-1,207,503.63-205,941.17

Finding the Fourth Proportional to 804,974.85, 1,207,503.63 and 205,941.17

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Solution

The fourth proportional to 804,974.85, 1,207,503.63 and 205,941.17 is: 308,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,974.85 : 1,207,503.63 = 205,941.17 : x
  2. Step 2: Convert to fraction form
    804,974.85/1,207,503.63 = 205,941.17/x
  3. Step 3: Cross multiply
    804,974.85x = 1,207,503.63 × 205,941.17
  4. Step 4: Simplify right side
    804,974.85x = 248,674,713,360.21
  5. Step 5: Solve for x
    x = 248,674,713,360.21/804,974.85
  6. Step 6: Final answer
    x = 308,922.34

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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.