Home / 1,216,592.34-1,824,992.31-318,032.64

Finding the Fourth Proportional to 1,216,592.34, 1,824,992.31 and 318,032.64

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Solution

The fourth proportional to 1,216,592.34, 1,824,992.31 and 318,032.64 is: 477,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,592.34 : 1,824,992.31 = 318,032.64 : x
  2. Step 2: Convert to fraction form
    1,216,592.34/1,824,992.31 = 318,032.64/x
  3. Step 3: Cross multiply
    1,216,592.34x = 1,824,992.31 × 318,032.64
  4. Step 4: Simplify right side
    1,216,592.34x = 580,407,122,329.00
  5. Step 5: Solve for x
    x = 580,407,122,329.00/1,216,592.34
  6. Step 6: Final answer
    x = 477,076.09

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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.