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Finding the Fourth Proportional to 285,062.73, 393,397.07 and 184,460.73

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Solution

The fourth proportional to 285,062.73, 393,397.07 and 184,460.73 is: 254,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,062.73 : 393,397.07 = 184,460.73 : x
  2. Step 2: Convert to fraction form
    285,062.73/393,397.07 = 184,460.73/x
  3. Step 3: Cross multiply
    285,062.73x = 393,397.07 × 184,460.73
  4. Step 4: Simplify right side
    285,062.73x = 72,566,309,789.76
  5. Step 5: Solve for x
    x = 72,566,309,789.76/285,062.73
  6. Step 6: Final answer
    x = 254,562.60

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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.