Home / 890,183.07-1,228,453.82-482,284.93

Finding the Fourth Proportional to 890,183.07, 1,228,453.82 and 482,284.93

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Solution

The fourth proportional to 890,183.07, 1,228,453.82 and 482,284.93 is: 665,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,183.07 : 1,228,453.82 = 482,284.93 : x
  2. Step 2: Convert to fraction form
    890,183.07/1,228,453.82 = 482,284.93/x
  3. Step 3: Cross multiply
    890,183.07x = 1,228,453.82 × 482,284.93
  4. Step 4: Simplify right side
    890,183.07x = 592,464,765,929.15
  5. Step 5: Solve for x
    x = 592,464,765,929.15/890,183.07
  6. Step 6: Final answer
    x = 665,553.85

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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.