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Finding the Fourth Proportional to 273,630.15, 377,617.14 and 152,766.81

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Solution

The fourth proportional to 273,630.15, 377,617.14 and 152,766.81 is: 210,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,630.15 : 377,617.14 = 152,766.81 : x
  2. Step 2: Convert to fraction form
    273,630.15/377,617.14 = 152,766.81/x
  3. Step 3: Cross multiply
    273,630.15x = 377,617.14 × 152,766.81
  4. Step 4: Simplify right side
    273,630.15x = 57,687,365,879.12
  5. Step 5: Solve for x
    x = 57,687,365,879.12/273,630.15
  6. Step 6: Final answer
    x = 210,822.40

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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.