Home / 901,663.76-1,244,287.13-488,198.53

Finding the Fourth Proportional to 901,663.76, 1,244,287.13 and 488,198.53

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Solution

The fourth proportional to 901,663.76, 1,244,287.13 and 488,198.53 is: 673,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,663.76 : 1,244,287.13 = 488,198.53 : x
  2. Step 2: Convert to fraction form
    901,663.76/1,244,287.13 = 488,198.53/x
  3. Step 3: Cross multiply
    901,663.76x = 1,244,287.13 × 488,198.53
  4. Step 4: Simplify right side
    901,663.76x = 607,459,147,763.92
  5. Step 5: Solve for x
    x = 607,459,147,763.92/901,663.76
  6. Step 6: Final answer
    x = 673,709.17

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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.