Home / 306,208.17-459,405.62-156,553.55

Finding the Fourth Proportional to 306,208.17, 459,405.62 and 156,553.55

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Solution

The fourth proportional to 306,208.17, 459,405.62 and 156,553.55 is: 234,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,208.17 : 459,405.62 = 156,553.55 : x
  2. Step 2: Convert to fraction form
    306,208.17/459,405.62 = 156,553.55/x
  3. Step 3: Cross multiply
    306,208.17x = 459,405.62 × 156,553.55
  4. Step 4: Simplify right side
    306,208.17x = 71,921,580,165.58
  5. Step 5: Solve for x
    x = 71,921,580,165.58/306,208.17
  6. Step 6: Final answer
    x = 234,878.06

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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.