Home / 376,621.90-564,705.19-151,719.66

Finding the Fourth Proportional to 376,621.90, 564,705.19 and 151,719.66

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Solution

The fourth proportional to 376,621.90, 564,705.19 and 151,719.66 is: 227,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,621.90 : 564,705.19 = 151,719.66 : x
  2. Step 2: Convert to fraction form
    376,621.90/564,705.19 = 151,719.66/x
  3. Step 3: Cross multiply
    376,621.90x = 564,705.19 × 151,719.66
  4. Step 4: Simplify right side
    376,621.90x = 85,676,876,603.51
  5. Step 5: Solve for x
    x = 85,676,876,603.51/376,621.90
  6. Step 6: Final answer
    x = 227,487.77

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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.