Home / 304,918.48-457,439.06-105,246.60

Finding the Fourth Proportional to 304,918.48, 457,439.06 and 105,246.60

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Solution

The fourth proportional to 304,918.48, 457,439.06 and 105,246.60 is: 157,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,918.48 : 457,439.06 = 105,246.60 : x
  2. Step 2: Convert to fraction form
    304,918.48/457,439.06 = 105,246.60/x
  3. Step 3: Cross multiply
    304,918.48x = 457,439.06 × 105,246.60
  4. Step 4: Simplify right side
    304,918.48x = 48,143,905,772.20
  5. Step 5: Solve for x
    x = 48,143,905,772.20/304,918.48
  6. Step 6: Final answer
    x = 157,891.07

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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.