Home / 929,897.70-1,394,846.55-658,272.30

Finding the Fourth Proportional to 929,897.70, 1,394,846.55 and 658,272.30

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Solution

The fourth proportional to 929,897.70, 1,394,846.55 and 658,272.30 is: 987,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,897.70 : 1,394,846.55 = 658,272.30 : x
  2. Step 2: Convert to fraction form
    929,897.70/1,394,846.55 = 658,272.30/x
  3. Step 3: Cross multiply
    929,897.70x = 1,394,846.55 × 658,272.30
  4. Step 4: Simplify right side
    929,897.70x = 918,188,846,615.57
  5. Step 5: Solve for x
    x = 918,188,846,615.57/929,897.70
  6. Step 6: Final answer
    x = 987,408.45

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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.