Home / 958,140.36-1,436,965.38-284,064.03

Finding the Fourth Proportional to 958,140.36, 1,436,965.38 and 284,064.03

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Solution

The fourth proportional to 958,140.36, 1,436,965.38 and 284,064.03 is: 426,023.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,140.36 : 1,436,965.38 = 284,064.03 : x
  2. Step 2: Convert to fraction form
    958,140.36/1,436,965.38 = 284,064.03/x
  3. Step 3: Cross multiply
    958,140.36x = 1,436,965.38 × 284,064.03
  4. Step 4: Simplify right side
    958,140.36x = 408,190,176,813.28
  5. Step 5: Solve for x
    x = 408,190,176,813.28/958,140.36
  6. Step 6: Final answer
    x = 426,023.36

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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.