Home / 926,693.19-1,390,078.60-327,659.31

Finding the Fourth Proportional to 926,693.19, 1,390,078.60 and 327,659.31

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Solution

The fourth proportional to 926,693.19, 1,390,078.60 and 327,659.31 is: 491,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,693.19 : 1,390,078.60 = 327,659.31 : x
  2. Step 2: Convert to fraction form
    926,693.19/1,390,078.60 = 327,659.31/x
  3. Step 3: Cross multiply
    926,693.19x = 1,390,078.60 × 327,659.31
  4. Step 4: Simplify right side
    926,693.19x = 455,472,194,102.62
  5. Step 5: Solve for x
    x = 455,472,194,102.62/926,693.19
  6. Step 6: Final answer
    x = 491,502.69

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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.