Home / 909,872.56-1,364,983.73-348,863.32

Finding the Fourth Proportional to 909,872.56, 1,364,983.73 and 348,863.32

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Solution

The fourth proportional to 909,872.56, 1,364,983.73 and 348,863.32 is: 523,362.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,872.56 : 1,364,983.73 = 348,863.32 : x
  2. Step 2: Convert to fraction form
    909,872.56/1,364,983.73 = 348,863.32/x
  3. Step 3: Cross multiply
    909,872.56x = 1,364,983.73 × 348,863.32
  4. Step 4: Simplify right side
    909,872.56x = 476,192,747,224.55
  5. Step 5: Solve for x
    x = 476,192,747,224.55/909,872.56
  6. Step 6: Final answer
    x = 523,362.03

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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.