Home / 901,901.72-1,244,608.97-488,435.14

Finding the Fourth Proportional to 901,901.72, 1,244,608.97 and 488,435.14

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Solution

The fourth proportional to 901,901.72, 1,244,608.97 and 488,435.14 is: 674,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,901.72 : 1,244,608.97 = 488,435.14 : x
  2. Step 2: Convert to fraction form
    901,901.72/1,244,608.97 = 488,435.14/x
  3. Step 3: Cross multiply
    901,901.72x = 1,244,608.97 × 488,435.14
  4. Step 4: Simplify right side
    901,901.72x = 607,910,756,507.21
  5. Step 5: Solve for x
    x = 607,910,756,507.21/901,901.72
  6. Step 6: Final answer
    x = 674,032.15

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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.