Home / 633,246.12-873,962.64-361,251.36

Finding the Fourth Proportional to 633,246.12, 873,962.64 and 361,251.36

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Solution

The fourth proportional to 633,246.12, 873,962.64 and 361,251.36 is: 498,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,246.12 : 873,962.64 = 361,251.36 : x
  2. Step 2: Convert to fraction form
    633,246.12/873,962.64 = 361,251.36/x
  3. Step 3: Cross multiply
    633,246.12x = 873,962.64 × 361,251.36
  4. Step 4: Simplify right side
    633,246.12x = 315,720,192,289.19
  5. Step 5: Solve for x
    x = 315,720,192,289.19/633,246.12
  6. Step 6: Final answer
    x = 498,574.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.