Home / 902,863.08-1,245,091.50-540,229.32

Finding the Fourth Proportional to 902,863.08, 1,245,091.50 and 540,229.32

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Solution

The fourth proportional to 902,863.08, 1,245,091.50 and 540,229.32 is: 745,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,863.08 : 1,245,091.50 = 540,229.32 : x
  2. Step 2: Convert to fraction form
    902,863.08/1,245,091.50 = 540,229.32/x
  3. Step 3: Cross multiply
    902,863.08x = 1,245,091.50 × 540,229.32
  4. Step 4: Simplify right side
    902,863.08x = 672,634,934,382.78
  5. Step 5: Solve for x
    x = 672,634,934,382.78/902,863.08
  6. Step 6: Final answer
    x = 745,002.15

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Double scale
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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.