Home / 699,645.56-1,047,365.92-626,561.83

Finding the Fourth Proportional to 699,645.56, 1,047,365.92 and 626,561.83

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Solution

The fourth proportional to 699,645.56, 1,047,365.92 and 626,561.83 is: 937,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,645.56 : 1,047,365.92 = 626,561.83 : x
  2. Step 2: Convert to fraction form
    699,645.56/1,047,365.92 = 626,561.83/x
  3. Step 3: Cross multiply
    699,645.56x = 1,047,365.92 × 626,561.83
  4. Step 4: Simplify right side
    699,645.56x = 656,239,507,845.04
  5. Step 5: Solve for x
    x = 656,239,507,845.04/699,645.56
  6. Step 6: Final answer
    x = 937,959.94

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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.