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Finding the Fourth Proportional to 453,159.79, 625,376.97 and 259,604.91

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Solution

The fourth proportional to 453,159.79, 625,376.97 and 259,604.91 is: 358,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,159.79 : 625,376.97 = 259,604.91 : x
  2. Step 2: Convert to fraction form
    453,159.79/625,376.97 = 259,604.91/x
  3. Step 3: Cross multiply
    453,159.79x = 625,376.97 × 259,604.91
  4. Step 4: Simplify right side
    453,159.79x = 162,350,932,661.94
  5. Step 5: Solve for x
    x = 162,350,932,661.94/453,159.79
  6. Step 6: Final answer
    x = 358,264.20

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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.