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Finding the Fourth Proportional to 453,412.52, 625,696.30 and 246,674.40

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Solution

The fourth proportional to 453,412.52, 625,696.30 and 246,674.40 is: 340,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,412.52 : 625,696.30 = 246,674.40 : x
  2. Step 2: Convert to fraction form
    453,412.52/625,696.30 = 246,674.40/x
  3. Step 3: Cross multiply
    453,412.52x = 625,696.30 × 246,674.40
  4. Step 4: Simplify right side
    453,412.52x = 154,343,259,384.72
  5. Step 5: Solve for x
    x = 154,343,259,384.72/453,412.52
  6. Step 6: Final answer
    x = 340,403.61

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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.