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Finding the Fourth Proportional to 304,513.06, 456,900.90 and 127,055.02

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Solution

The fourth proportional to 304,513.06, 456,900.90 and 127,055.02 is: 190,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,513.06 : 456,900.90 = 127,055.02 : x
  2. Step 2: Convert to fraction form
    304,513.06/456,900.90 = 127,055.02/x
  3. Step 3: Cross multiply
    304,513.06x = 456,900.90 × 127,055.02
  4. Step 4: Simplify right side
    304,513.06x = 58,051,552,987.52
  5. Step 5: Solve for x
    x = 58,051,552,987.52/304,513.06
  6. Step 6: Final answer
    x = 190,637.32

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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.