Home / 897,361.52-1,238,373.63-489,463.34

Finding the Fourth Proportional to 897,361.52, 1,238,373.63 and 489,463.34

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Solution

The fourth proportional to 897,361.52, 1,238,373.63 and 489,463.34 is: 675,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,361.52 : 1,238,373.63 = 489,463.34 : x
  2. Step 2: Convert to fraction form
    897,361.52/1,238,373.63 = 489,463.34/x
  3. Step 3: Cross multiply
    897,361.52x = 1,238,373.63 × 489,463.34
  4. Step 4: Simplify right side
    897,361.52x = 606,138,493,107.72
  5. Step 5: Solve for x
    x = 606,138,493,107.72/897,361.52
  6. Step 6: Final answer
    x = 675,467.44

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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.