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Finding the Fourth Proportional to 273,653.52, 377,638.32 and 152,796.90

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Solution

The fourth proportional to 273,653.52, 377,638.32 and 152,796.90 is: 210,857.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,653.52 : 377,638.32 = 152,796.90 : x
  2. Step 2: Convert to fraction form
    273,653.52/377,638.32 = 152,796.90/x
  3. Step 3: Cross multiply
    273,653.52x = 377,638.32 × 152,796.90
  4. Step 4: Simplify right side
    273,653.52x = 57,701,964,617.21
  5. Step 5: Solve for x
    x = 57,701,964,617.21/273,653.52
  6. Step 6: Final answer
    x = 210,857.75

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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.