Home / 750,041.33-1,035,059.76-405,877.22

Finding the Fourth Proportional to 750,041.33, 1,035,059.76 and 405,877.22

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Solution

The fourth proportional to 750,041.33, 1,035,059.76 and 405,877.22 is: 560,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,041.33 : 1,035,059.76 = 405,877.22 : x
  2. Step 2: Convert to fraction form
    750,041.33/1,035,059.76 = 405,877.22/x
  3. Step 3: Cross multiply
    750,041.33x = 1,035,059.76 × 405,877.22
  4. Step 4: Simplify right side
    750,041.33x = 420,107,177,922.67
  5. Step 5: Solve for x
    x = 420,107,177,922.67/750,041.33
  6. Step 6: Final answer
    x = 560,112.04

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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.