Home / 790,730.54-1,185,917.91-363,856.88

Finding the Fourth Proportional to 790,730.54, 1,185,917.91 and 363,856.88

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Solution

The fourth proportional to 790,730.54, 1,185,917.91 and 363,856.88 is: 545,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,730.54 : 1,185,917.91 = 363,856.88 : x
  2. Step 2: Convert to fraction form
    790,730.54/1,185,917.91 = 363,856.88/x
  3. Step 3: Cross multiply
    790,730.54x = 1,185,917.91 × 363,856.88
  4. Step 4: Simplify right side
    790,730.54x = 431,504,390,668.72
  5. Step 5: Solve for x
    x = 431,504,390,668.72/790,730.54
  6. Step 6: Final answer
    x = 545,703.46

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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.