Home / 1,362,279.67-2,042,709.96-508,649.29

Finding the Fourth Proportional to 1,362,279.67, 2,042,709.96 and 508,649.29

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Solution

The fourth proportional to 1,362,279.67, 2,042,709.96 and 508,649.29 is: 762,709.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,279.67 : 2,042,709.96 = 508,649.29 : x
  2. Step 2: Convert to fraction form
    1,362,279.67/2,042,709.96 = 508,649.29/x
  3. Step 3: Cross multiply
    1,362,279.67x = 2,042,709.96 × 508,649.29
  4. Step 4: Simplify right side
    1,362,279.67x = 1,039,022,970,829.93
  5. Step 5: Solve for x
    x = 1,039,022,970,829.93/1,362,279.67
  6. Step 6: Final answer
    x = 762,709.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.