Home / 293,050.68-439,279.74-115,488.60

Finding the Fourth Proportional to 293,050.68, 439,279.74 and 115,488.60

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Solution

The fourth proportional to 293,050.68, 439,279.74 and 115,488.60 is: 173,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,050.68 : 439,279.74 = 115,488.60 : x
  2. Step 2: Convert to fraction form
    293,050.68/439,279.74 = 115,488.60/x
  3. Step 3: Cross multiply
    293,050.68x = 439,279.74 × 115,488.60
  4. Step 4: Simplify right side
    293,050.68x = 50,731,802,180.96
  5. Step 5: Solve for x
    x = 50,731,802,180.96/293,050.68
  6. Step 6: Final answer
    x = 173,116.14

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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.