Home / 925,959.20-1,389,015.60-294,855.20

Finding the Fourth Proportional to 925,959.20, 1,389,015.60 and 294,855.20

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Solution

The fourth proportional to 925,959.20, 1,389,015.60 and 294,855.20 is: 442,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,959.20 : 1,389,015.60 = 294,855.20 : x
  2. Step 2: Convert to fraction form
    925,959.20/1,389,015.60 = 294,855.20/x
  3. Step 3: Cross multiply
    925,959.20x = 1,389,015.60 × 294,855.20
  4. Step 4: Simplify right side
    925,959.20x = 409,558,472,541.12
  5. Step 5: Solve for x
    x = 409,558,472,541.12/925,959.20
  6. Step 6: Final answer
    x = 442,307.26

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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.