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Finding the Fourth Proportional to 629,417.88, 944,119.53 and 376,768.98

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Solution

The fourth proportional to 629,417.88, 944,119.53 and 376,768.98 is: 565,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,417.88 : 944,119.53 = 376,768.98 : x
  2. Step 2: Convert to fraction form
    629,417.88/944,119.53 = 376,768.98/x
  3. Step 3: Cross multiply
    629,417.88x = 944,119.53 × 376,768.98
  4. Step 4: Simplify right side
    629,417.88x = 355,714,952,316.18
  5. Step 5: Solve for x
    x = 355,714,952,316.18/629,417.88
  6. Step 6: Final answer
    x = 565,149.11

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1.5x scale

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.