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Finding the Fourth Proportional to 366,853.48, 550,280.22 and 242,165.32

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Solution

The fourth proportional to 366,853.48, 550,280.22 and 242,165.32 is: 363,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,853.48 : 550,280.22 = 242,165.32 : x
  2. Step 2: Convert to fraction form
    366,853.48/550,280.22 = 242,165.32/x
  3. Step 3: Cross multiply
    366,853.48x = 550,280.22 × 242,165.32
  4. Step 4: Simplify right side
    366,853.48x = 133,258,785,565.97
  5. Step 5: Solve for x
    x = 133,258,785,565.97/366,853.48
  6. Step 6: Final answer
    x = 363,247.98

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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.