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Finding the Fourth Proportional to 273,375.66, 377,257.85 and 152,509.74

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Solution

The fourth proportional to 273,375.66, 377,257.85 and 152,509.74 is: 210,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,375.66 : 377,257.85 = 152,509.74 : x
  2. Step 2: Convert to fraction form
    273,375.66/377,257.85 = 152,509.74/x
  3. Step 3: Cross multiply
    273,375.66x = 377,257.85 × 152,509.74
  4. Step 4: Simplify right side
    273,375.66x = 57,535,496,616.46
  5. Step 5: Solve for x
    x = 57,535,496,616.46/273,375.66
  6. Step 6: Final answer
    x = 210,463.13

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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.