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Finding the Fourth Proportional to 629,475.90, 941,909.85 and 463,587.90

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Solution

The fourth proportional to 629,475.90, 941,909.85 and 463,587.90 is: 693,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,475.90 : 941,909.85 = 463,587.90 : x
  2. Step 2: Convert to fraction form
    629,475.90/941,909.85 = 463,587.90/x
  3. Step 3: Cross multiply
    629,475.90x = 941,909.85 × 463,587.90
  4. Step 4: Simplify right side
    629,475.90x = 436,658,009,350.82
  5. Step 5: Solve for x
    x = 436,658,009,350.82/629,475.90
  6. Step 6: Final answer
    x = 693,685.03

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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.