Home / 950,078.28-1,311,109.28-514,496.36

Finding the Fourth Proportional to 950,078.28, 1,311,109.28 and 514,496.36

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Solution

The fourth proportional to 950,078.28, 1,311,109.28 and 514,496.36 is: 710,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,078.28 : 1,311,109.28 = 514,496.36 : x
  2. Step 2: Convert to fraction form
    950,078.28/1,311,109.28 = 514,496.36/x
  3. Step 3: Cross multiply
    950,078.28x = 1,311,109.28 × 514,496.36
  4. Step 4: Simplify right side
    950,078.28x = 674,560,952,122.22
  5. Step 5: Solve for x
    x = 674,560,952,122.22/950,078.28
  6. Step 6: Final answer
    x = 710,005.66

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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.