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Finding the Fourth Proportional to 373,325.80, 559,843.10 and 162,820.20

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Solution

The fourth proportional to 373,325.80, 559,843.10 and 162,820.20 is: 244,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,325.80 : 559,843.10 = 162,820.20 : x
  2. Step 2: Convert to fraction form
    373,325.80/559,843.10 = 162,820.20/x
  3. Step 3: Cross multiply
    373,325.80x = 559,843.10 × 162,820.20
  4. Step 4: Simplify right side
    373,325.80x = 91,153,765,510.62
  5. Step 5: Solve for x
    x = 91,153,765,510.62/373,325.80
  6. Step 6: Final answer
    x = 244,166.80

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1.5x scale

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.