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Finding the Fourth Proportional to 624,958.18, 937,243.48 and 225,547.05

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Solution

The fourth proportional to 624,958.18, 937,243.48 and 225,547.05 is: 338,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,958.18 : 937,243.48 = 225,547.05 : x
  2. Step 2: Convert to fraction form
    624,958.18/937,243.48 = 225,547.05/x
  3. Step 3: Cross multiply
    624,958.18x = 937,243.48 × 225,547.05
  4. Step 4: Simplify right side
    624,958.18x = 211,392,500,918.00
  5. Step 5: Solve for x
    x = 211,392,500,918.00/624,958.18
  6. Step 6: Final answer
    x = 338,250.64

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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.