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Finding the Fourth Proportional to 675,573.08, 932,161.37 and 385,179.17

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Solution

The fourth proportional to 675,573.08, 932,161.37 and 385,179.17 is: 531,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,573.08 : 932,161.37 = 385,179.17 : x
  2. Step 2: Convert to fraction form
    675,573.08/932,161.37 = 385,179.17/x
  3. Step 3: Cross multiply
    675,573.08x = 932,161.37 × 385,179.17
  4. Step 4: Simplify right side
    675,573.08x = 359,049,136,215.96
  5. Step 5: Solve for x
    x = 359,049,136,215.96/675,573.08
  6. Step 6: Final answer
    x = 531,473.43

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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.