Home / 783,971.78-1,175,846.96-251,423.62

Finding the Fourth Proportional to 783,971.78, 1,175,846.96 and 251,423.62

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Solution

The fourth proportional to 783,971.78, 1,175,846.96 and 251,423.62 is: 377,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,971.78 : 1,175,846.96 = 251,423.62 : x
  2. Step 2: Convert to fraction form
    783,971.78/1,175,846.96 = 251,423.62/x
  3. Step 3: Cross multiply
    783,971.78x = 1,175,846.96 × 251,423.62
  4. Step 4: Simplify right side
    783,971.78x = 295,635,699,249.20
  5. Step 5: Solve for x
    x = 295,635,699,249.20/783,971.78
  6. Step 6: Final answer
    x = 377,099.92

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1.5x scale

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.