Home / 890,694.17-1,229,125.03-482,787.26

Finding the Fourth Proportional to 890,694.17, 1,229,125.03 and 482,787.26

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Solution

The fourth proportional to 890,694.17, 1,229,125.03 and 482,787.26 is: 666,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,694.17 : 1,229,125.03 = 482,787.26 : x
  2. Step 2: Convert to fraction form
    890,694.17/1,229,125.03 = 482,787.26/x
  3. Step 3: Cross multiply
    890,694.17x = 1,229,125.03 × 482,787.26
  4. Step 4: Simplify right side
    890,694.17x = 593,405,901,288.36
  5. Step 5: Solve for x
    x = 593,405,901,288.36/890,694.17
  6. Step 6: Final answer
    x = 666,228.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.