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Finding the Fourth Proportional to 283,465.70, 425,832.15 and 236,809.70

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Solution

The fourth proportional to 283,465.70, 425,832.15 and 236,809.70 is: 355,743.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,465.70 : 425,832.15 = 236,809.70 : x
  2. Step 2: Convert to fraction form
    283,465.70/425,832.15 = 236,809.70/x
  3. Step 3: Cross multiply
    283,465.70x = 425,832.15 × 236,809.70
  4. Step 4: Simplify right side
    283,465.70x = 100,841,183,691.86
  5. Step 5: Solve for x
    x = 100,841,183,691.86/283,465.70
  6. Step 6: Final answer
    x = 355,743.86

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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.