Home / 837,736.20-1,256,604.30-483,442.20

Finding the Fourth Proportional to 837,736.20, 1,256,604.30 and 483,442.20

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Solution

The fourth proportional to 837,736.20, 1,256,604.30 and 483,442.20 is: 725,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,736.20 : 1,256,604.30 = 483,442.20 : x
  2. Step 2: Convert to fraction form
    837,736.20/1,256,604.30 = 483,442.20/x
  3. Step 3: Cross multiply
    837,736.20x = 1,256,604.30 × 483,442.20
  4. Step 4: Simplify right side
    837,736.20x = 607,495,547,321.46
  5. Step 5: Solve for x
    x = 607,495,547,321.46/837,736.20
  6. Step 6: Final answer
    x = 725,163.30

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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.