Home / 750,102.80-1,124,954.33-210,329.33

Finding the Fourth Proportional to 750,102.80, 1,124,954.33 and 210,329.33

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Solution

The fourth proportional to 750,102.80, 1,124,954.33 and 210,329.33 is: 315,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,102.80 : 1,124,954.33 = 210,329.33 : x
  2. Step 2: Convert to fraction form
    750,102.80/1,124,954.33 = 210,329.33/x
  3. Step 3: Cross multiply
    750,102.80x = 1,124,954.33 × 210,329.33
  4. Step 4: Simplify right side
    750,102.80x = 236,610,883,833.08
  5. Step 5: Solve for x
    x = 236,610,883,833.08/750,102.80
  6. Step 6: Final answer
    x = 315,437.94

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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.