Home / 925,327.80-1,387,991.70-294,305.40

Finding the Fourth Proportional to 925,327.80, 1,387,991.70 and 294,305.40

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Solution

The fourth proportional to 925,327.80, 1,387,991.70 and 294,305.40 is: 441,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,327.80 : 1,387,991.70 = 294,305.40 : x
  2. Step 2: Convert to fraction form
    925,327.80/1,387,991.70 = 294,305.40/x
  3. Step 3: Cross multiply
    925,327.80x = 1,387,991.70 × 294,305.40
  4. Step 4: Simplify right side
    925,327.80x = 408,493,452,465.18
  5. Step 5: Solve for x
    x = 408,493,452,465.18/925,327.80
  6. Step 6: Final answer
    x = 441,458.10

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1.5x scale

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.