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Finding the Fourth Proportional to 323,011.52, 484,413.94 and 106,830.10

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Solution

The fourth proportional to 323,011.52, 484,413.94 and 106,830.10 is: 160,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,011.52 : 484,413.94 = 106,830.10 : x
  2. Step 2: Convert to fraction form
    323,011.52/484,413.94 = 106,830.10/x
  3. Step 3: Cross multiply
    323,011.52x = 484,413.94 × 106,830.10
  4. Step 4: Simplify right side
    323,011.52x = 51,749,989,651.59
  5. Step 5: Solve for x
    x = 51,749,989,651.59/323,011.52
  6. Step 6: Final answer
    x = 160,210.97

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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.