Home / 306,229.10-458,445.39-214,727.22

Finding the Fourth Proportional to 306,229.10, 458,445.39 and 214,727.22

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Solution

The fourth proportional to 306,229.10, 458,445.39 and 214,727.22 is: 321,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,229.10 : 458,445.39 = 214,727.22 : x
  2. Step 2: Convert to fraction form
    306,229.10/458,445.39 = 214,727.22/x
  3. Step 3: Cross multiply
    306,229.10x = 458,445.39 × 214,727.22
  4. Step 4: Simplify right side
    306,229.10x = 98,440,704,116.52
  5. Step 5: Solve for x
    x = 98,440,704,116.52/306,229.10
  6. Step 6: Final answer
    x = 321,460.98

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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.