Home / 906,108.96-1,250,462.46-498,241.86

Finding the Fourth Proportional to 906,108.96, 1,250,462.46 and 498,241.86

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Solution

The fourth proportional to 906,108.96, 1,250,462.46 and 498,241.86 is: 687,591.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,108.96 : 1,250,462.46 = 498,241.86 : x
  2. Step 2: Convert to fraction form
    906,108.96/1,250,462.46 = 498,241.86/x
  3. Step 3: Cross multiply
    906,108.96x = 1,250,462.46 × 498,241.86
  4. Step 4: Simplify right side
    906,108.96x = 623,032,741,930.58
  5. Step 5: Solve for x
    x = 623,032,741,930.58/906,108.96
  6. Step 6: Final answer
    x = 687,591.41

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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.