Home / 750,868.23-1,035,912.25-555,104.74

Finding the Fourth Proportional to 750,868.23, 1,035,912.25 and 555,104.74

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Solution

The fourth proportional to 750,868.23, 1,035,912.25 and 555,104.74 is: 765,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,868.23 : 1,035,912.25 = 555,104.74 : x
  2. Step 2: Convert to fraction form
    750,868.23/1,035,912.25 = 555,104.74/x
  3. Step 3: Cross multiply
    750,868.23x = 1,035,912.25 × 555,104.74
  4. Step 4: Simplify right side
    750,868.23x = 575,039,800,199.07
  5. Step 5: Solve for x
    x = 575,039,800,199.07/750,868.23
  6. Step 6: Final answer
    x = 765,833.17

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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.