Home / 808,801.32-1,116,138.60-446,228.40

Finding the Fourth Proportional to 808,801.32, 1,116,138.60 and 446,228.40

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Solution

The fourth proportional to 808,801.32, 1,116,138.60 and 446,228.40 is: 615,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,801.32 : 1,116,138.60 = 446,228.40 : x
  2. Step 2: Convert to fraction form
    808,801.32/1,116,138.60 = 446,228.40/x
  3. Step 3: Cross multiply
    808,801.32x = 1,116,138.60 × 446,228.40
  4. Step 4: Simplify right side
    808,801.32x = 498,052,741,656.24
  5. Step 5: Solve for x
    x = 498,052,741,656.24/808,801.32
  6. Step 6: Final answer
    x = 615,791.21

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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.