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Finding the Fourth Proportional to 404,670.92, 607,312.70 and 227,327.08

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Solution

The fourth proportional to 404,670.92, 607,312.70 and 227,327.08 is: 341,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,670.92 : 607,312.70 = 227,327.08 : x
  2. Step 2: Convert to fraction form
    404,670.92/607,312.70 = 227,327.08/x
  3. Step 3: Cross multiply
    404,670.92x = 607,312.70 × 227,327.08
  4. Step 4: Simplify right side
    404,670.92x = 138,058,622,737.92
  5. Step 5: Solve for x
    x = 138,058,622,737.92/404,670.92
  6. Step 6: Final answer
    x = 341,162.70

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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.