Home / 956,145.87-1,434,205.85-325,499.31

Finding the Fourth Proportional to 956,145.87, 1,434,205.85 and 325,499.31

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Solution

The fourth proportional to 956,145.87, 1,434,205.85 and 325,499.31 is: 488,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,145.87 : 1,434,205.85 = 325,499.31 : x
  2. Step 2: Convert to fraction form
    956,145.87/1,434,205.85 = 325,499.31/x
  3. Step 3: Cross multiply
    956,145.87x = 1,434,205.85 × 325,499.31
  4. Step 4: Simplify right side
    956,145.87x = 466,833,012,945.47
  5. Step 5: Solve for x
    x = 466,833,012,945.47/956,145.87
  6. Step 6: Final answer
    x = 488,244.55

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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.