Home / 742,843.60-1,114,265.40-695,604.40

Finding the Fourth Proportional to 742,843.60, 1,114,265.40 and 695,604.40

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Solution

The fourth proportional to 742,843.60, 1,114,265.40 and 695,604.40 is: 1,043,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,843.60 : 1,114,265.40 = 695,604.40 : x
  2. Step 2: Convert to fraction form
    742,843.60/1,114,265.40 = 695,604.40/x
  3. Step 3: Cross multiply
    742,843.60x = 1,114,265.40 × 695,604.40
  4. Step 4: Simplify right side
    742,843.60x = 775,087,915,007.76
  5. Step 5: Solve for x
    x = 775,087,915,007.76/742,843.60
  6. Step 6: Final answer
    x = 1,043,406.60

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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.