Home / 925,959.60-1,389,039.03-294,725.79

Finding the Fourth Proportional to 925,959.60, 1,389,039.03 and 294,725.79

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Solution

The fourth proportional to 925,959.60, 1,389,039.03 and 294,725.79 is: 442,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,959.60 : 1,389,039.03 = 294,725.79 : x
  2. Step 2: Convert to fraction form
    925,959.60/1,389,039.03 = 294,725.79/x
  3. Step 3: Cross multiply
    925,959.60x = 1,389,039.03 × 294,725.79
  4. Step 4: Simplify right side
    925,959.60x = 409,385,625,457.58
  5. Step 5: Solve for x
    x = 409,385,625,457.58/925,959.60
  6. Step 6: Final answer
    x = 442,120.40

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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.