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Finding the Fourth Proportional to 273,319.68, 377,184 and 152,472

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Solution

The fourth proportional to 273,319.68, 377,184 and 152,472 is: 210,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,319.68 : 377,184 = 152,472 : x
  2. Step 2: Convert to fraction form
    273,319.68/377,184 = 152,472/x
  3. Step 3: Cross multiply
    273,319.68x = 377,184 × 152,472
  4. Step 4: Simplify right side
    273,319.68x = 57,509,998,848
  5. Step 5: Solve for x
    x = 57,509,998,848/273,319.68
  6. Step 6: Final answer
    x = 210,412.95

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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.