Home / 940,695.27-1,298,161.94-510,971.91

Finding the Fourth Proportional to 940,695.27, 1,298,161.94 and 510,971.91

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Solution

The fourth proportional to 940,695.27, 1,298,161.94 and 510,971.91 is: 705,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,695.27 : 1,298,161.94 = 510,971.91 : x
  2. Step 2: Convert to fraction form
    940,695.27/1,298,161.94 = 510,971.91/x
  3. Step 3: Cross multiply
    940,695.27x = 1,298,161.94 × 510,971.91
  4. Step 4: Simplify right side
    940,695.27x = 663,324,283,416.25
  5. Step 5: Solve for x
    x = 663,324,283,416.25/940,695.27
  6. Step 6: Final answer
    x = 705,142.57

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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.