Home / 906,222.08-1,250,617.92-498,340.64

Finding the Fourth Proportional to 906,222.08, 1,250,617.92 and 498,340.64

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Solution

The fourth proportional to 906,222.08, 1,250,617.92 and 498,340.64 is: 687,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,222.08 : 1,250,617.92 = 498,340.64 : x
  2. Step 2: Convert to fraction form
    906,222.08/1,250,617.92 = 498,340.64/x
  3. Step 3: Cross multiply
    906,222.08x = 1,250,617.92 × 498,340.64
  4. Step 4: Simplify right side
    906,222.08x = 623,233,734,648.27
  5. Step 5: Solve for x
    x = 623,233,734,648.27/906,222.08
  6. Step 6: Final answer
    x = 687,727.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.