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Finding the Fourth Proportional to 453,709, 626,118.42 and 252,552.52

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Solution

The fourth proportional to 453,709, 626,118.42 and 252,552.52 is: 348,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,709 : 626,118.42 = 252,552.52 : x
  2. Step 2: Convert to fraction form
    453,709/626,118.42 = 252,552.52/x
  3. Step 3: Cross multiply
    453,709x = 626,118.42 × 252,552.52
  4. Step 4: Simplify right side
    453,709x = 158,127,784,789.42
  5. Step 5: Solve for x
    x = 158,127,784,789.42/453,709
  6. Step 6: Final answer
    x = 348,522.48

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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.