Home / 825,829.36-1,238,867.16-293,305.72

Finding the Fourth Proportional to 825,829.36, 1,238,867.16 and 293,305.72

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Solution

The fourth proportional to 825,829.36, 1,238,867.16 and 293,305.72 is: 440,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,829.36 : 1,238,867.16 = 293,305.72 : x
  2. Step 2: Convert to fraction form
    825,829.36/1,238,867.16 = 293,305.72/x
  3. Step 3: Cross multiply
    825,829.36x = 1,238,867.16 × 293,305.72
  4. Step 4: Simplify right side
    825,829.36x = 363,366,824,348.16
  5. Step 5: Solve for x
    x = 363,366,824,348.16/825,829.36
  6. Step 6: Final answer
    x = 440,002.31

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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.