Home / 896,929.26-1,237,772.03-489,027.77

Finding the Fourth Proportional to 896,929.26, 1,237,772.03 and 489,027.77

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Solution

The fourth proportional to 896,929.26, 1,237,772.03 and 489,027.77 is: 674,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,929.26 : 1,237,772.03 = 489,027.77 : x
  2. Step 2: Convert to fraction form
    896,929.26/1,237,772.03 = 489,027.77/x
  3. Step 3: Cross multiply
    896,929.26x = 1,237,772.03 × 489,027.77
  4. Step 4: Simplify right side
    896,929.26x = 605,304,895,599.27
  5. Step 5: Solve for x
    x = 605,304,895,599.27/896,929.26
  6. Step 6: Final answer
    x = 674,863.58

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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.