Home / 890,529.24-1,228,927.20-482,641

Finding the Fourth Proportional to 890,529.24, 1,228,927.20 and 482,641

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Solution

The fourth proportional to 890,529.24, 1,228,927.20 and 482,641 is: 666,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,529.24 : 1,228,927.20 = 482,641 : x
  2. Step 2: Convert to fraction form
    890,529.24/1,228,927.20 = 482,641/x
  3. Step 3: Cross multiply
    890,529.24x = 1,228,927.20 × 482,641
  4. Step 4: Simplify right side
    890,529.24x = 593,130,652,735.20
  5. Step 5: Solve for x
    x = 593,130,652,735.20/890,529.24
  6. Step 6: Final answer
    x = 666,042.87

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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.