Home / 940,798.44-1,298,302.97-511,078.50

Finding the Fourth Proportional to 940,798.44, 1,298,302.97 and 511,078.50

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Solution

The fourth proportional to 940,798.44, 1,298,302.97 and 511,078.50 is: 705,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,798.44 : 1,298,302.97 = 511,078.50 : x
  2. Step 2: Convert to fraction form
    940,798.44/1,298,302.97 = 511,078.50/x
  3. Step 3: Cross multiply
    940,798.44x = 1,298,302.97 × 511,078.50
  4. Step 4: Simplify right side
    940,798.44x = 663,534,731,897.75
  5. Step 5: Solve for x
    x = 663,534,731,897.75/940,798.44
  6. Step 6: Final answer
    x = 705,288.94

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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.