Home / 371,270.12-556,815.85-171,398.59

Finding the Fourth Proportional to 371,270.12, 556,815.85 and 171,398.59

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Solution

The fourth proportional to 371,270.12, 556,815.85 and 171,398.59 is: 257,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,270.12 : 556,815.85 = 171,398.59 : x
  2. Step 2: Convert to fraction form
    371,270.12/556,815.85 = 171,398.59/x
  3. Step 3: Cross multiply
    371,270.12x = 556,815.85 × 171,398.59
  4. Step 4: Simplify right side
    371,270.12x = 95,437,449,759.12
  5. Step 5: Solve for x
    x = 95,437,449,759.12/371,270.12
  6. Step 6: Final answer
    x = 257,056.64

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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.