Home / 709,469.30-1,064,201.15-210,833.30

Finding the Fourth Proportional to 709,469.30, 1,064,201.15 and 210,833.30

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Solution

The fourth proportional to 709,469.30, 1,064,201.15 and 210,833.30 is: 316,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,469.30 : 1,064,201.15 = 210,833.30 : x
  2. Step 2: Convert to fraction form
    709,469.30/1,064,201.15 = 210,833.30/x
  3. Step 3: Cross multiply
    709,469.30x = 1,064,201.15 × 210,833.30
  4. Step 4: Simplify right side
    709,469.30x = 224,369,040,318.30
  5. Step 5: Solve for x
    x = 224,369,040,318.30/709,469.30
  6. Step 6: Final answer
    x = 316,249.12

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Double scale
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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.