Home / 733,918.20-1,100,877.30-509,969.40

Finding the Fourth Proportional to 733,918.20, 1,100,877.30 and 509,969.40

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Solution

The fourth proportional to 733,918.20, 1,100,877.30 and 509,969.40 is: 764,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,918.20 : 1,100,877.30 = 509,969.40 : x
  2. Step 2: Convert to fraction form
    733,918.20/1,100,877.30 = 509,969.40/x
  3. Step 3: Cross multiply
    733,918.20x = 1,100,877.30 × 509,969.40
  4. Step 4: Simplify right side
    733,918.20x = 561,413,736,154.62
  5. Step 5: Solve for x
    x = 561,413,736,154.62/733,918.20
  6. Step 6: Final answer
    x = 764,954.10

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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.