Home / 497,704,936.60-746,457,872.10-238,919,656.60

Finding the Fourth Proportional to 497,704,936.60, 746,457,872.10 and 238,919,656.60

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Solution

The fourth proportional to 497,704,936.60, 746,457,872.10 and 238,919,656.60 is: 358,331,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,704,936.60 : 746,457,872.10 = 238,919,656.60 : x
  2. Step 2: Convert to fraction form
    497,704,936.60/746,457,872.10 = 238,919,656.60/x
  3. Step 3: Cross multiply
    497,704,936.60x = 746,457,872.10 × 238,919,656.60
  4. Step 4: Simplify right side
    497,704,936.60x = 178,343,458,468,498,720
  5. Step 5: Solve for x
    x = 178,343,458,468,498,720/497,704,936.60
  6. Step 6: Final answer
    x = 358,331,704.90

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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.