Home / 739,631.90-1,109,598.59-334,629.58

Finding the Fourth Proportional to 739,631.90, 1,109,598.59 and 334,629.58

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Solution

The fourth proportional to 739,631.90, 1,109,598.59 and 334,629.58 is: 502,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,631.90 : 1,109,598.59 = 334,629.58 : x
  2. Step 2: Convert to fraction form
    739,631.90/1,109,598.59 = 334,629.58/x
  3. Step 3: Cross multiply
    739,631.90x = 1,109,598.59 × 334,629.58
  4. Step 4: Simplify right side
    739,631.90x = 371,304,504,592.30
  5. Step 5: Solve for x
    x = 371,304,504,592.30/739,631.90
  6. Step 6: Final answer
    x = 502,012.56

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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.