Home / 894,140.30-1,340,335.65-360,949.70

Finding the Fourth Proportional to 894,140.30, 1,340,335.65 and 360,949.70

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Solution

The fourth proportional to 894,140.30, 1,340,335.65 and 360,949.70 is: 541,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,140.30 : 1,340,335.65 = 360,949.70 : x
  2. Step 2: Convert to fraction form
    894,140.30/1,340,335.65 = 360,949.70/x
  3. Step 3: Cross multiply
    894,140.30x = 1,340,335.65 × 360,949.70
  4. Step 4: Simplify right side
    894,140.30x = 483,793,750,766.81
  5. Step 5: Solve for x
    x = 483,793,750,766.81/894,140.30
  6. Step 6: Final answer
    x = 541,071.41

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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.