Home / 340,237.26-469,400.94-339,712.38

Finding the Fourth Proportional to 340,237.26, 469,400.94 and 339,712.38

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Solution

The fourth proportional to 340,237.26, 469,400.94 and 339,712.38 is: 468,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,237.26 : 469,400.94 = 339,712.38 : x
  2. Step 2: Convert to fraction form
    340,237.26/469,400.94 = 339,712.38/x
  3. Step 3: Cross multiply
    340,237.26x = 469,400.94 × 339,712.38
  4. Step 4: Simplify right side
    340,237.26x = 159,461,310,501.64
  5. Step 5: Solve for x
    x = 159,461,310,501.64/340,237.26
  6. Step 6: Final answer
    x = 468,676.80

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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.