Home / 739,306.04-1,108,795.56-206,683.88

Finding the Fourth Proportional to 739,306.04, 1,108,795.56 and 206,683.88

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Solution

The fourth proportional to 739,306.04, 1,108,795.56 and 206,683.88 is: 309,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,306.04 : 1,108,795.56 = 206,683.88 : x
  2. Step 2: Convert to fraction form
    739,306.04/1,108,795.56 = 206,683.88/x
  3. Step 3: Cross multiply
    739,306.04x = 1,108,795.56 × 206,683.88
  4. Step 4: Simplify right side
    739,306.04x = 229,170,168,467.57
  5. Step 5: Solve for x
    x = 229,170,168,467.57/739,306.04
  6. Step 6: Final answer
    x = 309,980.11

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1.5x scale

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.