Home / 1,003,284.89-1,504,923.22-363,438.81

Finding the Fourth Proportional to 1,003,284.89, 1,504,923.22 and 363,438.81

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Solution

The fourth proportional to 1,003,284.89, 1,504,923.22 and 363,438.81 is: 545,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,284.89 : 1,504,923.22 = 363,438.81 : x
  2. Step 2: Convert to fraction form
    1,003,284.89/1,504,923.22 = 363,438.81/x
  3. Step 3: Cross multiply
    1,003,284.89x = 1,504,923.22 × 363,438.81
  4. Step 4: Simplify right side
    1,003,284.89x = 546,947,504,218.17
  5. Step 5: Solve for x
    x = 546,947,504,218.17/1,003,284.89
  6. Step 6: Final answer
    x = 545,156.72

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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.