Home / 750,584.81-1,125,993.89-252,065.45

Finding the Fourth Proportional to 750,584.81, 1,125,993.89 and 252,065.45

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Solution

The fourth proportional to 750,584.81, 1,125,993.89 and 252,065.45 is: 378,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,584.81 : 1,125,993.89 = 252,065.45 : x
  2. Step 2: Convert to fraction form
    750,584.81/1,125,993.89 = 252,065.45/x
  3. Step 3: Cross multiply
    750,584.81x = 1,125,993.89 × 252,065.45
  4. Step 4: Simplify right side
    750,584.81x = 283,824,160,025.25
  5. Step 5: Solve for x
    x = 283,824,160,025.25/750,584.81
  6. Step 6: Final answer
    x = 378,137.36

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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.