Home / 736,981.20-1,102,847.40-511,282.80

Finding the Fourth Proportional to 736,981.20, 1,102,847.40 and 511,282.80

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Solution

The fourth proportional to 736,981.20, 1,102,847.40 and 511,282.80 is: 765,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,981.20 : 1,102,847.40 = 511,282.80 : x
  2. Step 2: Convert to fraction form
    736,981.20/1,102,847.40 = 511,282.80/x
  3. Step 3: Cross multiply
    736,981.20x = 1,102,847.40 × 511,282.80
  4. Step 4: Simplify right side
    736,981.20x = 563,866,906,644.72
  5. Step 5: Solve for x
    x = 563,866,906,644.72/736,981.20
  6. Step 6: Final answer
    x = 765,103.52

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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.