Home / 837,349.79-1,256,099.61-325,002.92

Finding the Fourth Proportional to 837,349.79, 1,256,099.61 and 325,002.92

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Solution

The fourth proportional to 837,349.79, 1,256,099.61 and 325,002.92 is: 487,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,349.79 : 1,256,099.61 = 325,002.92 : x
  2. Step 2: Convert to fraction form
    837,349.79/1,256,099.61 = 325,002.92/x
  3. Step 3: Cross multiply
    837,349.79x = 1,256,099.61 × 325,002.92
  4. Step 4: Simplify right side
    837,349.79x = 408,236,040,101.62
  5. Step 5: Solve for x
    x = 408,236,040,101.62/837,349.79
  6. Step 6: Final answer
    x = 487,533.46

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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.