Home / 975,306.80-1,462,960.20-809,969.60

Finding the Fourth Proportional to 975,306.80, 1,462,960.20 and 809,969.60

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Solution

The fourth proportional to 975,306.80, 1,462,960.20 and 809,969.60 is: 1,214,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,306.80 : 1,462,960.20 = 809,969.60 : x
  2. Step 2: Convert to fraction form
    975,306.80/1,462,960.20 = 809,969.60/x
  3. Step 3: Cross multiply
    975,306.80x = 1,462,960.20 × 809,969.60
  4. Step 4: Simplify right side
    975,306.80x = 1,184,953,288,009.92
  5. Step 5: Solve for x
    x = 1,184,953,288,009.92/975,306.80
  6. Step 6: Final answer
    x = 1,214,954.40

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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.