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Finding the Fourth Proportional to 453,520.10, 625,883.58 and 259,960.02

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Solution

The fourth proportional to 453,520.10, 625,883.58 and 259,960.02 is: 358,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,520.10 : 625,883.58 = 259,960.02 : x
  2. Step 2: Convert to fraction form
    453,520.10/625,883.58 = 259,960.02/x
  3. Step 3: Cross multiply
    453,520.10x = 625,883.58 × 259,960.02
  4. Step 4: Simplify right side
    453,520.10x = 162,704,707,974.47
  5. Step 5: Solve for x
    x = 162,704,707,974.47/453,520.10
  6. Step 6: Final answer
    x = 358,759.64

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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.