Home / 965,400.10-1,449,266.55-958,401.70

Finding the Fourth Proportional to 965,400.10, 1,449,266.55 and 958,401.70

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Solution

The fourth proportional to 965,400.10, 1,449,266.55 and 958,401.70 is: 1,438,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,400.10 : 1,449,266.55 = 958,401.70 : x
  2. Step 2: Convert to fraction form
    965,400.10/1,449,266.55 = 958,401.70/x
  3. Step 3: Cross multiply
    965,400.10x = 1,449,266.55 × 958,401.70
  4. Step 4: Simplify right side
    965,400.10x = 1,388,979,525,273.14
  5. Step 5: Solve for x
    x = 1,388,979,525,273.14/965,400.10
  6. Step 6: Final answer
    x = 1,438,760.49

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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.