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Finding the Fourth Proportional to 270,622.63, 373,460.20 and 146,443.60

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Solution

The fourth proportional to 270,622.63, 373,460.20 and 146,443.60 is: 202,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,622.63 : 373,460.20 = 146,443.60 : x
  2. Step 2: Convert to fraction form
    270,622.63/373,460.20 = 146,443.60/x
  3. Step 3: Cross multiply
    270,622.63x = 373,460.20 × 146,443.60
  4. Step 4: Simplify right side
    270,622.63x = 54,690,854,844.96
  5. Step 5: Solve for x
    x = 54,690,854,844.96/270,622.63
  6. Step 6: Final answer
    x = 202,092.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.