Home / 809,027.69-1,116,437.63-446,446.80

Finding the Fourth Proportional to 809,027.69, 1,116,437.63 and 446,446.80

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Solution

The fourth proportional to 809,027.69, 1,116,437.63 and 446,446.80 is: 616,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,027.69 : 1,116,437.63 = 446,446.80 : x
  2. Step 2: Convert to fraction form
    809,027.69/1,116,437.63 = 446,446.80/x
  3. Step 3: Cross multiply
    809,027.69x = 1,116,437.63 × 446,446.80
  4. Step 4: Simplify right side
    809,027.69x = 498,430,005,080.85
  5. Step 5: Solve for x
    x = 498,430,005,080.85/809,027.69
  6. Step 6: Final answer
    x = 616,085.23

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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.