Home / 1,268,175.96-1,901,710.98-479,655

Finding the Fourth Proportional to 1,268,175.96, 1,901,710.98 and 479,655

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Solution

The fourth proportional to 1,268,175.96, 1,901,710.98 and 479,655 is: 719,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,175.96 : 1,901,710.98 = 479,655 : x
  2. Step 2: Convert to fraction form
    1,268,175.96/1,901,710.98 = 479,655/x
  3. Step 3: Cross multiply
    1,268,175.96x = 1,901,710.98 × 479,655
  4. Step 4: Simplify right side
    1,268,175.96x = 912,165,180,111.90
  5. Step 5: Solve for x
    x = 912,165,180,111.90/1,268,175.96
  6. Step 6: Final answer
    x = 719,273.36

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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.