Home / 949,500.98-1,310,311.22-513,918.23

Finding the Fourth Proportional to 949,500.98, 1,310,311.22 and 513,918.23

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Solution

The fourth proportional to 949,500.98, 1,310,311.22 and 513,918.23 is: 709,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,500.98 : 1,310,311.22 = 513,918.23 : x
  2. Step 2: Convert to fraction form
    949,500.98/1,310,311.22 = 513,918.23/x
  3. Step 3: Cross multiply
    949,500.98x = 1,310,311.22 × 513,918.23
  4. Step 4: Simplify right side
    949,500.98x = 673,392,823,637.73
  5. Step 5: Solve for x
    x = 673,392,823,637.73/949,500.98
  6. Step 6: Final answer
    x = 709,207.09

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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.