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Finding the Fourth Proportional to 598,392.23, 825,668.30 and 356,697.34

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Solution

The fourth proportional to 598,392.23, 825,668.30 and 356,697.34 is: 492,174.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,392.23 : 825,668.30 = 356,697.34 : x
  2. Step 2: Convert to fraction form
    598,392.23/825,668.30 = 356,697.34/x
  3. Step 3: Cross multiply
    598,392.23x = 825,668.30 × 356,697.34
  4. Step 4: Simplify right side
    598,392.23x = 294,513,685,159.90
  5. Step 5: Solve for x
    x = 294,513,685,159.90/598,392.23
  6. Step 6: Final answer
    x = 492,174.99

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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.