Home / 808,792.20-1,116,154.60-446,220.80

Finding the Fourth Proportional to 808,792.20, 1,116,154.60 and 446,220.80

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Solution

The fourth proportional to 808,792.20, 1,116,154.60 and 446,220.80 is: 615,796.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,792.20 : 1,116,154.60 = 446,220.80 : x
  2. Step 2: Convert to fraction form
    808,792.20/1,116,154.60 = 446,220.80/x
  3. Step 3: Cross multiply
    808,792.20x = 1,116,154.60 × 446,220.80
  4. Step 4: Simplify right side
    808,792.20x = 498,051,398,535.68
  5. Step 5: Solve for x
    x = 498,051,398,535.68/808,792.20
  6. Step 6: Final answer
    x = 615,796.49

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Double scale
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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.