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Finding the Fourth Proportional to 273,312.66, 377,172.06 and 152,450.84

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Solution

The fourth proportional to 273,312.66, 377,172.06 and 152,450.84 is: 210,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,312.66 : 377,172.06 = 152,450.84 : x
  2. Step 2: Convert to fraction form
    273,312.66/377,172.06 = 152,450.84/x
  3. Step 3: Cross multiply
    273,312.66x = 377,172.06 × 152,450.84
  4. Step 4: Simplify right side
    273,312.66x = 57,500,197,371.53
  5. Step 5: Solve for x
    x = 57,500,197,371.53/273,312.66
  6. Step 6: Final answer
    x = 210,382.49

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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.