Home / 866,302.44-1,297,435.14-842,386.92

Finding the Fourth Proportional to 866,302.44, 1,297,435.14 and 842,386.92

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Solution

The fourth proportional to 866,302.44, 1,297,435.14 and 842,386.92 is: 1,261,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,302.44 : 1,297,435.14 = 842,386.92 : x
  2. Step 2: Convert to fraction form
    866,302.44/1,297,435.14 = 842,386.92/x
  3. Step 3: Cross multiply
    866,302.44x = 1,297,435.14 × 842,386.92
  4. Step 4: Simplify right side
    866,302.44x = 1,092,942,391,484.37
  5. Step 5: Solve for x
    x = 1,092,942,391,484.37/866,302.44
  6. Step 6: Final answer
    x = 1,261,617.58

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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.