Home / 912,339.33-1,259,119.80-504,471.93

Finding the Fourth Proportional to 912,339.33, 1,259,119.80 and 504,471.93

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Solution

The fourth proportional to 912,339.33, 1,259,119.80 and 504,471.93 is: 696,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,339.33 : 1,259,119.80 = 504,471.93 : x
  2. Step 2: Convert to fraction form
    912,339.33/1,259,119.80 = 504,471.93/x
  3. Step 3: Cross multiply
    912,339.33x = 1,259,119.80 × 504,471.93
  4. Step 4: Simplify right side
    912,339.33x = 635,190,595,607.21
  5. Step 5: Solve for x
    x = 635,190,595,607.21/912,339.33
  6. Step 6: Final answer
    x = 696,221.87

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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.