Home / 683,117.70-1,024,676.55-283,552.80

Finding the Fourth Proportional to 683,117.70, 1,024,676.55 and 283,552.80

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Solution

The fourth proportional to 683,117.70, 1,024,676.55 and 283,552.80 is: 425,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,117.70 : 1,024,676.55 = 283,552.80 : x
  2. Step 2: Convert to fraction form
    683,117.70/1,024,676.55 = 283,552.80/x
  3. Step 3: Cross multiply
    683,117.70x = 1,024,676.55 × 283,552.80
  4. Step 4: Simplify right side
    683,117.70x = 290,549,904,846.84
  5. Step 5: Solve for x
    x = 290,549,904,846.84/683,117.70
  6. Step 6: Final answer
    x = 425,329.20

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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.