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Finding the Fourth Proportional to 366,753.36, 550,134.88 and 117,435.36

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Solution

The fourth proportional to 366,753.36, 550,134.88 and 117,435.36 is: 176,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,753.36 : 550,134.88 = 117,435.36 : x
  2. Step 2: Convert to fraction form
    366,753.36/550,134.88 = 117,435.36/x
  3. Step 3: Cross multiply
    366,753.36x = 550,134.88 × 117,435.36
  4. Step 4: Simplify right side
    366,753.36x = 64,605,287,681.36
  5. Step 5: Solve for x
    x = 64,605,287,681.36/366,753.36
  6. Step 6: Final answer
    x = 176,154.59

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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.