Home / 689,506.44-1,034,259.74-216,233.16

Finding the Fourth Proportional to 689,506.44, 1,034,259.74 and 216,233.16

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Solution

The fourth proportional to 689,506.44, 1,034,259.74 and 216,233.16 is: 324,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,506.44 : 1,034,259.74 = 216,233.16 : x
  2. Step 2: Convert to fraction form
    689,506.44/1,034,259.74 = 216,233.16/x
  3. Step 3: Cross multiply
    689,506.44x = 1,034,259.74 × 216,233.16
  4. Step 4: Simplify right side
    689,506.44x = 223,641,251,840.98
  5. Step 5: Solve for x
    x = 223,641,251,840.98/689,506.44
  6. Step 6: Final answer
    x = 324,349.77

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Double scale
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Similar ratio
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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.