Home / 939,992.96-1,297,191.94-510,273.40

Finding the Fourth Proportional to 939,992.96, 1,297,191.94 and 510,273.40

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Solution

The fourth proportional to 939,992.96, 1,297,191.94 and 510,273.40 is: 704,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,992.96 : 1,297,191.94 = 510,273.40 : x
  2. Step 2: Convert to fraction form
    939,992.96/1,297,191.94 = 510,273.40/x
  3. Step 3: Cross multiply
    939,992.96x = 1,297,191.94 × 510,273.40
  4. Step 4: Simplify right side
    939,992.96x = 661,922,541,676.40
  5. Step 5: Solve for x
    x = 661,922,541,676.40/939,992.96
  6. Step 6: Final answer
    x = 704,178.19

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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.