Home / 809,057.60-1,116,504.24-446,490.80

Finding the Fourth Proportional to 809,057.60, 1,116,504.24 and 446,490.80

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Solution

The fourth proportional to 809,057.60, 1,116,504.24 and 446,490.80 is: 616,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,057.60 : 1,116,504.24 = 446,490.80 : x
  2. Step 2: Convert to fraction form
    809,057.60/1,116,504.24 = 446,490.80/x
  3. Step 3: Cross multiply
    809,057.60x = 1,116,504.24 × 446,490.80
  4. Step 4: Simplify right side
    809,057.60x = 498,508,871,320.99
  5. Step 5: Solve for x
    x = 498,508,871,320.99/809,057.60
  6. Step 6: Final answer
    x = 616,159.93

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1.5x scale

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.