Home / 629,269.26-868,369.92-357,332.22

Finding the Fourth Proportional to 629,269.26, 868,369.92 and 357,332.22

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Solution

The fourth proportional to 629,269.26, 868,369.92 and 357,332.22 is: 493,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,269.26 : 868,369.92 = 357,332.22 : x
  2. Step 2: Convert to fraction form
    629,269.26/868,369.92 = 357,332.22/x
  3. Step 3: Cross multiply
    629,269.26x = 868,369.92 × 357,332.22
  4. Step 4: Simplify right side
    629,269.26x = 310,296,551,294.82
  5. Step 5: Solve for x
    x = 310,296,551,294.82/629,269.26
  6. Step 6: Final answer
    x = 493,106.16

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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.