Home / 940,699.46-1,298,164.26-510,979.92

Finding the Fourth Proportional to 940,699.46, 1,298,164.26 and 510,979.92

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Solution

The fourth proportional to 940,699.46, 1,298,164.26 and 510,979.92 is: 705,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,699.46 : 1,298,164.26 = 510,979.92 : x
  2. Step 2: Convert to fraction form
    940,699.46/1,298,164.26 = 510,979.92/x
  3. Step 3: Cross multiply
    940,699.46x = 1,298,164.26 × 510,979.92
  4. Step 4: Simplify right side
    940,699.46x = 663,335,869,721.66
  5. Step 5: Solve for x
    x = 663,335,869,721.66/940,699.46
  6. Step 6: Final answer
    x = 705,151.75

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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.