Home / 1,025,630.60-1,538,445.90-277,675.40

Finding the Fourth Proportional to 1,025,630.60, 1,538,445.90 and 277,675.40

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Solution

The fourth proportional to 1,025,630.60, 1,538,445.90 and 277,675.40 is: 416,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,630.60 : 1,538,445.90 = 277,675.40 : x
  2. Step 2: Convert to fraction form
    1,025,630.60/1,538,445.90 = 277,675.40/x
  3. Step 3: Cross multiply
    1,025,630.60x = 1,538,445.90 × 277,675.40
  4. Step 4: Simplify right side
    1,025,630.60x = 427,188,580,660.86
  5. Step 5: Solve for x
    x = 427,188,580,660.86/1,025,630.60
  6. Step 6: Final answer
    x = 416,513.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.