Home / 705,832.96-1,058,154.24-306,172.80

Finding the Fourth Proportional to 705,832.96, 1,058,154.24 and 306,172.80

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Solution

The fourth proportional to 705,832.96, 1,058,154.24 and 306,172.80 is: 459,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,832.96 : 1,058,154.24 = 306,172.80 : x
  2. Step 2: Convert to fraction form
    705,832.96/1,058,154.24 = 306,172.80/x
  3. Step 3: Cross multiply
    705,832.96x = 1,058,154.24 × 306,172.80
  4. Step 4: Simplify right side
    705,832.96x = 323,978,046,492.67
  5. Step 5: Solve for x
    x = 323,978,046,492.67/705,832.96
  6. Step 6: Final answer
    x = 459,001.02

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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.