Home / 641,202,256.59-962,425,334.49-309,442,739.64

Finding the Fourth Proportional to 641,202,256.59, 962,425,334.49 and 309,442,739.64

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Solution

The fourth proportional to 641,202,256.59, 962,425,334.49 and 309,442,739.64 is: 464,464,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,202,256.59 : 962,425,334.49 = 309,442,739.64 : x
  2. Step 2: Convert to fraction form
    641,202,256.59/962,425,334.49 = 309,442,739.64/x
  3. Step 3: Cross multiply
    641,202,256.59x = 962,425,334.49 × 309,442,739.64
  4. Step 4: Simplify right side
    641,202,256.59x = 297,815,532,203,528,960
  5. Step 5: Solve for x
    x = 297,815,532,203,528,960/641,202,256.59
  6. Step 6: Final answer
    x = 464,464,260.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.