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Finding the Fourth Proportional to 273,655.84, 377,437.24 and 235,479.37

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Solution

The fourth proportional to 273,655.84, 377,437.24 and 235,479.37 is: 324,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,655.84 : 377,437.24 = 235,479.37 : x
  2. Step 2: Convert to fraction form
    273,655.84/377,437.24 = 235,479.37/x
  3. Step 3: Cross multiply
    273,655.84x = 377,437.24 × 235,479.37
  4. Step 4: Simplify right side
    273,655.84x = 88,878,683,489.74
  5. Step 5: Solve for x
    x = 88,878,683,489.74/273,655.84
  6. Step 6: Final answer
    x = 324,782.70

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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.