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Finding the Fourth Proportional to 371,333.97, 556,911.35 and 171,462.22

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Solution

The fourth proportional to 371,333.97, 556,911.35 and 171,462.22 is: 257,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,333.97 : 556,911.35 = 171,462.22 : x
  2. Step 2: Convert to fraction form
    371,333.97/556,911.35 = 171,462.22/x
  3. Step 3: Cross multiply
    371,333.97x = 556,911.35 × 171,462.22
  4. Step 4: Simplify right side
    371,333.97x = 95,489,254,807.59
  5. Step 5: Solve for x
    x = 95,489,254,807.59/371,333.97
  6. Step 6: Final answer
    x = 257,151.95

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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.