Home / 950,149.70-1,311,190.37-514,563.51

Finding the Fourth Proportional to 950,149.70, 1,311,190.37 and 514,563.51

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Solution

The fourth proportional to 950,149.70, 1,311,190.37 and 514,563.51 is: 710,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,149.70 : 1,311,190.37 = 514,563.51 : x
  2. Step 2: Convert to fraction form
    950,149.70/1,311,190.37 = 514,563.51/x
  3. Step 3: Cross multiply
    950,149.70x = 1,311,190.37 × 514,563.51
  4. Step 4: Simplify right side
    950,149.70x = 674,690,719,065.40
  5. Step 5: Solve for x
    x = 674,690,719,065.40/950,149.70
  6. Step 6: Final answer
    x = 710,088.86

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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.