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Finding the Fourth Proportional to 273,449.50, 377,381.78 and 150,966.22

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Solution

The fourth proportional to 273,449.50, 377,381.78 and 150,966.22 is: 208,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,449.50 : 377,381.78 = 150,966.22 : x
  2. Step 2: Convert to fraction form
    273,449.50/377,381.78 = 150,966.22/x
  3. Step 3: Cross multiply
    273,449.50x = 377,381.78 × 150,966.22
  4. Step 4: Simplify right side
    273,449.50x = 56,971,900,823.47
  5. Step 5: Solve for x
    x = 56,971,900,823.47/273,449.50
  6. Step 6: Final answer
    x = 208,345.24

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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.