Home / 963,758.20-1,445,637.30-515,860.60

Finding the Fourth Proportional to 963,758.20, 1,445,637.30 and 515,860.60

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Solution

The fourth proportional to 963,758.20, 1,445,637.30 and 515,860.60 is: 773,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,758.20 : 1,445,637.30 = 515,860.60 : x
  2. Step 2: Convert to fraction form
    963,758.20/1,445,637.30 = 515,860.60/x
  3. Step 3: Cross multiply
    963,758.20x = 1,445,637.30 × 515,860.60
  4. Step 4: Simplify right side
    963,758.20x = 745,747,324,960.38
  5. Step 5: Solve for x
    x = 745,747,324,960.38/963,758.20
  6. Step 6: Final answer
    x = 773,790.90

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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.