Home / 341,320.80-511,985.04-104,665.44

Finding the Fourth Proportional to 341,320.80, 511,985.04 and 104,665.44

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Solution

The fourth proportional to 341,320.80, 511,985.04 and 104,665.44 is: 156,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,320.80 : 511,985.04 = 104,665.44 : x
  2. Step 2: Convert to fraction form
    341,320.80/511,985.04 = 104,665.44/x
  3. Step 3: Cross multiply
    341,320.80x = 511,985.04 × 104,665.44
  4. Step 4: Simplify right side
    341,320.80x = 53,587,139,485.02
  5. Step 5: Solve for x
    x = 53,587,139,485.02/341,320.80
  6. Step 6: Final answer
    x = 156,999.34

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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.