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Finding the Fourth Proportional to 273,292.48, 377,144.08 and 152,441.60

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Solution

The fourth proportional to 273,292.48, 377,144.08 and 152,441.60 is: 210,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,292.48 : 377,144.08 = 152,441.60 : x
  2. Step 2: Convert to fraction form
    273,292.48/377,144.08 = 152,441.60/x
  3. Step 3: Cross multiply
    273,292.48x = 377,144.08 × 152,441.60
  4. Step 4: Simplify right side
    273,292.48x = 57,492,446,985.73
  5. Step 5: Solve for x
    x = 57,492,446,985.73/273,292.48
  6. Step 6: Final answer
    x = 210,369.66

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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.