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Finding the Fourth Proportional to 737,157.21, 1,017,590.82 and 495,579.91

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Solution

The fourth proportional to 737,157.21, 1,017,590.82 and 495,579.91 is: 684,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,157.21 : 1,017,590.82 = 495,579.91 : x
  2. Step 2: Convert to fraction form
    737,157.21/1,017,590.82 = 495,579.91/x
  3. Step 3: Cross multiply
    737,157.21x = 1,017,590.82 × 495,579.91
  4. Step 4: Simplify right side
    737,157.21x = 504,297,566,992.43
  5. Step 5: Solve for x
    x = 504,297,566,992.43/737,157.21
  6. Step 6: Final answer
    x = 684,111.29

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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.