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Finding the Fourth Proportional to 270,518.73, 373,319.54 and 168,585.40

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Solution

The fourth proportional to 270,518.73, 373,319.54 and 168,585.40 is: 232,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,518.73 : 373,319.54 = 168,585.40 : x
  2. Step 2: Convert to fraction form
    270,518.73/373,319.54 = 168,585.40/x
  3. Step 3: Cross multiply
    270,518.73x = 373,319.54 × 168,585.40
  4. Step 4: Simplify right side
    270,518.73x = 62,936,222,112.12
  5. Step 5: Solve for x
    x = 62,936,222,112.12/270,518.73
  6. Step 6: Final answer
    x = 232,650.15

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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.