Home / 1,063,391.40-1,467,372.42-655,427.88

Finding the Fourth Proportional to 1,063,391.40, 1,467,372.42 and 655,427.88

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Solution

The fourth proportional to 1,063,391.40, 1,467,372.42 and 655,427.88 is: 904,424.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,391.40 : 1,467,372.42 = 655,427.88 : x
  2. Step 2: Convert to fraction form
    1,063,391.40/1,467,372.42 = 655,427.88/x
  3. Step 3: Cross multiply
    1,063,391.40x = 1,467,372.42 × 655,427.88
  4. Step 4: Simplify right side
    1,063,391.40x = 961,756,794,411.07
  5. Step 5: Solve for x
    x = 961,756,794,411.07/1,063,391.40
  6. Step 6: Final answer
    x = 904,424.09

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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.