Home / 293,325.45-439,243.91-245,815.61

Finding the Fourth Proportional to 293,325.45, 439,243.91 and 245,815.61

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Solution

The fourth proportional to 293,325.45, 439,243.91 and 245,815.61 is: 368,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,325.45 : 439,243.91 = 245,815.61 : x
  2. Step 2: Convert to fraction form
    293,325.45/439,243.91 = 245,815.61/x
  3. Step 3: Cross multiply
    293,325.45x = 439,243.91 × 245,815.61
  4. Step 4: Simplify right side
    293,325.45x = 107,973,011,025.41
  5. Step 5: Solve for x
    x = 107,973,011,025.41/293,325.45
  6. Step 6: Final answer
    x = 368,099.70

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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.