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Finding the Fourth Proportional to 304,804.48, 456,985.20 and 127,362.28

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Solution

The fourth proportional to 304,804.48, 456,985.20 and 127,362.28 is: 190,950.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,804.48 : 456,985.20 = 127,362.28 : x
  2. Step 2: Convert to fraction form
    304,804.48/456,985.20 = 127,362.28/x
  3. Step 3: Cross multiply
    304,804.48x = 456,985.20 × 127,362.28
  4. Step 4: Simplify right side
    304,804.48x = 58,202,676,998.26
  5. Step 5: Solve for x
    x = 58,202,676,998.26/304,804.48
  6. Step 6: Final answer
    x = 190,950.86

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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.