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Finding the Fourth Proportional to 245,814.75, 368,697.42 and 179,384.63

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Solution

The fourth proportional to 245,814.75, 368,697.42 and 179,384.63 is: 269,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,814.75 : 368,697.42 = 179,384.63 : x
  2. Step 2: Convert to fraction form
    245,814.75/368,697.42 = 179,384.63/x
  3. Step 3: Cross multiply
    245,814.75x = 368,697.42 × 179,384.63
  4. Step 4: Simplify right side
    245,814.75x = 66,138,648,425.17
  5. Step 5: Solve for x
    x = 66,138,648,425.17/245,814.75
  6. Step 6: Final answer
    x = 269,058.91

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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.