Home / 940,694.77-1,298,161.25-510,971.41

Finding the Fourth Proportional to 940,694.77, 1,298,161.25 and 510,971.41

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Solution

The fourth proportional to 940,694.77, 1,298,161.25 and 510,971.41 is: 705,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,694.77 : 1,298,161.25 = 510,971.41 : x
  2. Step 2: Convert to fraction form
    940,694.77/1,298,161.25 = 510,971.41/x
  3. Step 3: Cross multiply
    940,694.77x = 1,298,161.25 × 510,971.41
  4. Step 4: Simplify right side
    940,694.77x = 663,323,284,319.86
  5. Step 5: Solve for x
    x = 663,323,284,319.86/940,694.77
  6. Step 6: Final answer
    x = 705,141.89

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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.