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Finding the Fourth Proportional to 323,300.07, 484,950.11 and 98,661.68

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Solution

The fourth proportional to 323,300.07, 484,950.11 and 98,661.68 is: 147,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,300.07 : 484,950.11 = 98,661.68 : x
  2. Step 2: Convert to fraction form
    323,300.07/484,950.11 = 98,661.68/x
  3. Step 3: Cross multiply
    323,300.07x = 484,950.11 × 98,661.68
  4. Step 4: Simplify right side
    323,300.07x = 47,845,989,650.73
  5. Step 5: Solve for x
    x = 47,845,989,650.73/323,300.07
  6. Step 6: Final answer
    x = 147,992.51

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1.5x scale

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.