Home / 1,005,195.56-1,387,179.04-546,311.30

Finding the Fourth Proportional to 1,005,195.56, 1,387,179.04 and 546,311.30

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Solution

The fourth proportional to 1,005,195.56, 1,387,179.04 and 546,311.30 is: 753,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,195.56 : 1,387,179.04 = 546,311.30 : x
  2. Step 2: Convert to fraction form
    1,005,195.56/1,387,179.04 = 546,311.30/x
  3. Step 3: Cross multiply
    1,005,195.56x = 1,387,179.04 × 546,311.30
  4. Step 4: Simplify right side
    1,005,195.56x = 757,831,584,675.15
  5. Step 5: Solve for x
    x = 757,831,584,675.15/1,005,195.56
  6. Step 6: Final answer
    x = 753,914.58

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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.