Home / 970,819.33-1,339,736.89-541,126.70

Finding the Fourth Proportional to 970,819.33, 1,339,736.89 and 541,126.70

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Solution

The fourth proportional to 970,819.33, 1,339,736.89 and 541,126.70 is: 746,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,819.33 : 1,339,736.89 = 541,126.70 : x
  2. Step 2: Convert to fraction form
    970,819.33/1,339,736.89 = 541,126.70/x
  3. Step 3: Cross multiply
    970,819.33x = 1,339,736.89 × 541,126.70
  4. Step 4: Simplify right side
    970,819.33x = 724,967,402,153.96
  5. Step 5: Solve for x
    x = 724,967,402,153.96/970,819.33
  6. Step 6: Final answer
    x = 746,758.31

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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.