Home / 809,279.29-1,116,805.48-446,703.24

Finding the Fourth Proportional to 809,279.29, 1,116,805.48 and 446,703.24

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Solution

The fourth proportional to 809,279.29, 1,116,805.48 and 446,703.24 is: 616,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,279.29 : 1,116,805.48 = 446,703.24 : x
  2. Step 2: Convert to fraction form
    809,279.29/1,116,805.48 = 446,703.24/x
  3. Step 3: Cross multiply
    809,279.29x = 1,116,805.48 × 446,703.24
  4. Step 4: Simplify right side
    809,279.29x = 498,880,626,365.76
  5. Step 5: Solve for x
    x = 498,880,626,365.76/809,279.29
  6. Step 6: Final answer
    x = 616,450.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.