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Finding the Fourth Proportional to 273,697.27, 377,698.66 and 152,840.68

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Solution

The fourth proportional to 273,697.27, 377,698.66 and 152,840.68 is: 210,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,697.27 : 377,698.66 = 152,840.68 : x
  2. Step 2: Convert to fraction form
    273,697.27/377,698.66 = 152,840.68/x
  3. Step 3: Cross multiply
    273,697.27x = 377,698.66 × 152,840.68
  4. Step 4: Simplify right side
    273,697.27x = 57,727,720,029.49
  5. Step 5: Solve for x
    x = 57,727,720,029.49/273,697.27
  6. Step 6: Final answer
    x = 210,918.14

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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.