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Finding the Fourth Proportional to 296,995.54, 445,714.72 and 119,504.06

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Solution

The fourth proportional to 296,995.54, 445,714.72 and 119,504.06 is: 179,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,995.54 : 445,714.72 = 119,504.06 : x
  2. Step 2: Convert to fraction form
    296,995.54/445,714.72 = 119,504.06/x
  3. Step 3: Cross multiply
    296,995.54x = 445,714.72 × 119,504.06
  4. Step 4: Simplify right side
    296,995.54x = 53,264,718,641.76
  5. Step 5: Solve for x
    x = 53,264,718,641.76/296,995.54
  6. Step 6: Final answer
    x = 179,345.18

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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.