Home / 341,077.03-511,970.40-251,221.20

Finding the Fourth Proportional to 341,077.03, 511,970.40 and 251,221.20

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Solution

The fourth proportional to 341,077.03, 511,970.40 and 251,221.20 is: 377,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,077.03 : 511,970.40 = 251,221.20 : x
  2. Step 2: Convert to fraction form
    341,077.03/511,970.40 = 251,221.20/x
  3. Step 3: Cross multiply
    341,077.03x = 511,970.40 × 251,221.20
  4. Step 4: Simplify right side
    341,077.03x = 128,617,816,996.37
  5. Step 5: Solve for x
    x = 128,617,816,996.37/341,077.03
  6. Step 6: Final answer
    x = 377,093.17

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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.