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Finding the Fourth Proportional to 481,842.08, 665,012.87 and 277,853.15

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Solution

The fourth proportional to 481,842.08, 665,012.87 and 277,853.15 is: 383,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,842.08 : 665,012.87 = 277,853.15 : x
  2. Step 2: Convert to fraction form
    481,842.08/665,012.87 = 277,853.15/x
  3. Step 3: Cross multiply
    481,842.08x = 665,012.87 × 277,853.15
  4. Step 4: Simplify right side
    481,842.08x = 184,775,916,005.71
  5. Step 5: Solve for x
    x = 184,775,916,005.71/481,842.08
  6. Step 6: Final answer
    x = 383,478.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.