Home / 338,068.41-506,355.14-231,199.10

Finding the Fourth Proportional to 338,068.41, 506,355.14 and 231,199.10

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Solution

The fourth proportional to 338,068.41, 506,355.14 and 231,199.10 is: 346,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,068.41 : 506,355.14 = 231,199.10 : x
  2. Step 2: Convert to fraction form
    338,068.41/506,355.14 = 231,199.10/x
  3. Step 3: Cross multiply
    338,068.41x = 506,355.14 × 231,199.10
  4. Step 4: Simplify right side
    338,068.41x = 117,068,848,960.60
  5. Step 5: Solve for x
    x = 117,068,848,960.60/338,068.41
  6. Step 6: Final answer
    x = 346,287.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.