Home / 641,023.08-884,552.47-354,537.02

Finding the Fourth Proportional to 641,023.08, 884,552.47 and 354,537.02

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Solution

The fourth proportional to 641,023.08, 884,552.47 and 354,537.02 is: 489,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,023.08 : 884,552.47 = 354,537.02 : x
  2. Step 2: Convert to fraction form
    641,023.08/884,552.47 = 354,537.02/x
  3. Step 3: Cross multiply
    641,023.08x = 884,552.47 × 354,537.02
  4. Step 4: Simplify right side
    641,023.08x = 313,606,593,096.87
  5. Step 5: Solve for x
    x = 313,606,593,096.87/641,023.08
  6. Step 6: Final answer
    x = 489,228.24

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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.