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Finding the Fourth Proportional to 486,846.48, 730,331.28 and 167,060.64

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Solution

The fourth proportional to 486,846.48, 730,331.28 and 167,060.64 is: 250,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,846.48 : 730,331.28 = 167,060.64 : x
  2. Step 2: Convert to fraction form
    486,846.48/730,331.28 = 167,060.64/x
  3. Step 3: Cross multiply
    486,846.48x = 730,331.28 × 167,060.64
  4. Step 4: Simplify right side
    486,846.48x = 122,009,611,048.82
  5. Step 5: Solve for x
    x = 122,009,611,048.82/486,846.48
  6. Step 6: Final answer
    x = 250,612.08

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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.