Home / 265,623.63-366,919.60-212,282.51

Finding the Fourth Proportional to 265,623.63, 366,919.60 and 212,282.51

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Solution

The fourth proportional to 265,623.63, 366,919.60 and 212,282.51 is: 293,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,623.63 : 366,919.60 = 212,282.51 : x
  2. Step 2: Convert to fraction form
    265,623.63/366,919.60 = 212,282.51/x
  3. Step 3: Cross multiply
    265,623.63x = 366,919.60 × 212,282.51
  4. Step 4: Simplify right side
    265,623.63x = 77,890,612,594.78
  5. Step 5: Solve for x
    x = 77,890,612,594.78/265,623.63
  6. Step 6: Final answer
    x = 293,236.76

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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.