Home / 790,019.73-1,185,207.39-250,308.63

Finding the Fourth Proportional to 790,019.73, 1,185,207.39 and 250,308.63

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Solution

The fourth proportional to 790,019.73, 1,185,207.39 and 250,308.63 is: 375,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,019.73 : 1,185,207.39 = 250,308.63 : x
  2. Step 2: Convert to fraction form
    790,019.73/1,185,207.39 = 250,308.63/x
  3. Step 3: Cross multiply
    790,019.73x = 1,185,207.39 × 250,308.63
  4. Step 4: Simplify right side
    790,019.73x = 296,667,638,056.78
  5. Step 5: Solve for x
    x = 296,667,638,056.78/790,019.73
  6. Step 6: Final answer
    x = 375,519.28

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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.