Home / 872,933.52-1,309,720.13-367,621.71

Finding the Fourth Proportional to 872,933.52, 1,309,720.13 and 367,621.71

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Solution

The fourth proportional to 872,933.52, 1,309,720.13 and 367,621.71 is: 551,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,933.52 : 1,309,720.13 = 367,621.71 : x
  2. Step 2: Convert to fraction form
    872,933.52/1,309,720.13 = 367,621.71/x
  3. Step 3: Cross multiply
    872,933.52x = 1,309,720.13 × 367,621.71
  4. Step 4: Simplify right side
    872,933.52x = 481,481,553,812.02
  5. Step 5: Solve for x
    x = 481,481,553,812.02/872,933.52
  6. Step 6: Final answer
    x = 551,567.26

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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.