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Finding the Fourth Proportional to 453,518.60, 625,881.51 and 259,958.52

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Solution

The fourth proportional to 453,518.60, 625,881.51 and 259,958.52 is: 358,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,518.60 : 625,881.51 = 259,958.52 : x
  2. Step 2: Convert to fraction form
    453,518.60/625,881.51 = 259,958.52/x
  3. Step 3: Cross multiply
    453,518.60x = 625,881.51 × 259,958.52
  4. Step 4: Simplify right side
    453,518.60x = 162,703,231,034.97
  5. Step 5: Solve for x
    x = 162,703,231,034.97/453,518.60
  6. Step 6: Final answer
    x = 358,757.57

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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.