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Finding the Fourth Proportional to 304,501.06, 456,882.90 and 127,043.02

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Solution

The fourth proportional to 304,501.06, 456,882.90 and 127,043.02 is: 190,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,501.06 : 456,882.90 = 127,043.02 : x
  2. Step 2: Convert to fraction form
    304,501.06/456,882.90 = 127,043.02/x
  3. Step 3: Cross multiply
    304,501.06x = 456,882.90 × 127,043.02
  4. Step 4: Simplify right side
    304,501.06x = 58,043,783,402.36
  5. Step 5: Solve for x
    x = 58,043,783,402.36/304,501.06
  6. Step 6: Final answer
    x = 190,619.31

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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.