Home / 950,078.70-1,311,112.17-514,496.25

Finding the Fourth Proportional to 950,078.70, 1,311,112.17 and 514,496.25

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Solution

The fourth proportional to 950,078.70, 1,311,112.17 and 514,496.25 is: 710,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,078.70 : 1,311,112.17 = 514,496.25 : x
  2. Step 2: Convert to fraction form
    950,078.70/1,311,112.17 = 514,496.25/x
  3. Step 3: Cross multiply
    950,078.70x = 1,311,112.17 × 514,496.25
  4. Step 4: Simplify right side
    950,078.70x = 674,562,292,244.55
  5. Step 5: Solve for x
    x = 674,562,292,244.55/950,078.70
  6. Step 6: Final answer
    x = 710,006.75

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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.