Home / 684,344.92-1,025,629.60-304,725.48

Finding the Fourth Proportional to 684,344.92, 1,025,629.60 and 304,725.48

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Solution

The fourth proportional to 684,344.92, 1,025,629.60 and 304,725.48 is: 456,692.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,344.92 : 1,025,629.60 = 304,725.48 : x
  2. Step 2: Convert to fraction form
    684,344.92/1,025,629.60 = 304,725.48/x
  3. Step 3: Cross multiply
    684,344.92x = 1,025,629.60 × 304,725.48
  4. Step 4: Simplify right side
    684,344.92x = 312,535,472,162.21
  5. Step 5: Solve for x
    x = 312,535,472,162.21/684,344.92
  6. Step 6: Final answer
    x = 456,692.91

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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.