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Finding the Fourth Proportional to 629,423.30, 943,041.44 and 567,749.90

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Solution

The fourth proportional to 629,423.30, 943,041.44 and 567,749.90 is: 850,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,423.30 : 943,041.44 = 567,749.90 : x
  2. Step 2: Convert to fraction form
    629,423.30/943,041.44 = 567,749.90/x
  3. Step 3: Cross multiply
    629,423.30x = 943,041.44 × 567,749.90
  4. Step 4: Simplify right side
    629,423.30x = 535,411,683,255.86
  5. Step 5: Solve for x
    x = 535,411,683,255.86/629,423.30
  6. Step 6: Final answer
    x = 850,638.49

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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.