Home / 970,835.63-1,339,759.31-541,142.91

Finding the Fourth Proportional to 970,835.63, 1,339,759.31 and 541,142.91

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Solution

The fourth proportional to 970,835.63, 1,339,759.31 and 541,142.91 is: 746,780.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,835.63 : 1,339,759.31 = 541,142.91 : x
  2. Step 2: Convert to fraction form
    970,835.63/1,339,759.31 = 541,142.91/x
  3. Step 3: Cross multiply
    970,835.63x = 1,339,759.31 × 541,142.91
  4. Step 4: Simplify right side
    970,835.63x = 725,001,249,007.28
  5. Step 5: Solve for x
    x = 725,001,249,007.28/970,835.63
  6. Step 6: Final answer
    x = 746,780.64

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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.