Home / 624,634.20-936,732.60-325,015.20

Finding the Fourth Proportional to 624,634.20, 936,732.60 and 325,015.20

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Solution

The fourth proportional to 624,634.20, 936,732.60 and 325,015.20 is: 487,409.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,634.20 : 936,732.60 = 325,015.20 : x
  2. Step 2: Convert to fraction form
    624,634.20/936,732.60 = 325,015.20/x
  3. Step 3: Cross multiply
    624,634.20x = 936,732.60 × 325,015.20
  4. Step 4: Simplify right side
    624,634.20x = 304,452,333,335.52
  5. Step 5: Solve for x
    x = 304,452,333,335.52/624,634.20
  6. Step 6: Final answer
    x = 487,409.00

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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.