Home / 529,486.23-730,797.27-314,584.92

Finding the Fourth Proportional to 529,486.23, 730,797.27 and 314,584.92

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Solution

The fourth proportional to 529,486.23, 730,797.27 and 314,584.92 is: 434,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,486.23 : 730,797.27 = 314,584.92 : x
  2. Step 2: Convert to fraction form
    529,486.23/730,797.27 = 314,584.92/x
  3. Step 3: Cross multiply
    529,486.23x = 730,797.27 × 314,584.92
  4. Step 4: Simplify right side
    529,486.23x = 229,897,800,719.17
  5. Step 5: Solve for x
    x = 229,897,800,719.17/529,486.23
  6. Step 6: Final answer
    x = 434,190.33

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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.