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Finding the Fourth Proportional to 628,604.16, 942,937.32 and 179,391.24

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Solution

The fourth proportional to 628,604.16, 942,937.32 and 179,391.24 is: 269,095.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,604.16 : 942,937.32 = 179,391.24 : x
  2. Step 2: Convert to fraction form
    628,604.16/942,937.32 = 179,391.24/x
  3. Step 3: Cross multiply
    628,604.16x = 942,937.32 × 179,391.24
  4. Step 4: Simplify right side
    628,604.16x = 169,154,695,077.08
  5. Step 5: Solve for x
    x = 169,154,695,077.08/628,604.16
  6. Step 6: Final answer
    x = 269,095.73

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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.