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Finding the Fourth Proportional to 323,492.73, 446,413.95 and 180,249.72

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Solution

The fourth proportional to 323,492.73, 446,413.95 and 180,249.72 is: 248,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,492.73 : 446,413.95 = 180,249.72 : x
  2. Step 2: Convert to fraction form
    323,492.73/446,413.95 = 180,249.72/x
  3. Step 3: Cross multiply
    323,492.73x = 446,413.95 × 180,249.72
  4. Step 4: Simplify right side
    323,492.73x = 80,465,989,491.59
  5. Step 5: Solve for x
    x = 80,465,989,491.59/323,492.73
  6. Step 6: Final answer
    x = 248,741.26

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1.5x scale

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.