Home / 906,698.44-1,251,246.45-498,826.72

Finding the Fourth Proportional to 906,698.44, 1,251,246.45 and 498,826.72

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Solution

The fourth proportional to 906,698.44, 1,251,246.45 and 498,826.72 is: 688,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,698.44 : 1,251,246.45 = 498,826.72 : x
  2. Step 2: Convert to fraction form
    906,698.44/1,251,246.45 = 498,826.72/x
  3. Step 3: Cross multiply
    906,698.44x = 1,251,246.45 × 498,826.72
  4. Step 4: Simplify right side
    906,698.44x = 624,155,162,565.14
  5. Step 5: Solve for x
    x = 624,155,162,565.14/906,698.44
  6. Step 6: Final answer
    x = 688,382.31

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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.