Home / 1,019,546.64-1,529,221.14-309,580.92

Finding the Fourth Proportional to 1,019,546.64, 1,529,221.14 and 309,580.92

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Solution

The fourth proportional to 1,019,546.64, 1,529,221.14 and 309,580.92 is: 464,341.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,546.64 : 1,529,221.14 = 309,580.92 : x
  2. Step 2: Convert to fraction form
    1,019,546.64/1,529,221.14 = 309,580.92/x
  3. Step 3: Cross multiply
    1,019,546.64x = 1,529,221.14 × 309,580.92
  4. Step 4: Simplify right side
    1,019,546.64x = 473,417,687,404.65
  5. Step 5: Solve for x
    x = 473,417,687,404.65/1,019,546.64
  6. Step 6: Final answer
    x = 464,341.37

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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.