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Finding the Fourth Proportional to 481,473.04, 664,354.56 and 277,532.32

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Solution

The fourth proportional to 481,473.04, 664,354.56 and 277,532.32 is: 382,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,473.04 : 664,354.56 = 277,532.32 : x
  2. Step 2: Convert to fraction form
    481,473.04/664,354.56 = 277,532.32/x
  3. Step 3: Cross multiply
    481,473.04x = 664,354.56 × 277,532.32
  4. Step 4: Simplify right side
    481,473.04x = 184,379,862,339.38
  5. Step 5: Solve for x
    x = 184,379,862,339.38/481,473.04
  6. Step 6: Final answer
    x = 382,949.51

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1.5x scale

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.