Home / 248,826.80-374,161.80-208,276.40

Finding the Fourth Proportional to 248,826.80, 374,161.80 and 208,276.40

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Solution

The fourth proportional to 248,826.80, 374,161.80 and 208,276.40 is: 313,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,826.80 : 374,161.80 = 208,276.40 : x
  2. Step 2: Convert to fraction form
    248,826.80/374,161.80 = 208,276.40/x
  3. Step 3: Cross multiply
    248,826.80x = 374,161.80 × 208,276.40
  4. Step 4: Simplify right side
    248,826.80x = 77,929,072,721.52
  5. Step 5: Solve for x
    x = 77,929,072,721.52/248,826.80
  6. Step 6: Final answer
    x = 313,186.01

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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.