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Finding the Fourth Proportional to 250,928, 376,392.56 and 176,381.74

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Solution

The fourth proportional to 250,928, 376,392.56 and 176,381.74 is: 264,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,928 : 376,392.56 = 176,381.74 : x
  2. Step 2: Convert to fraction form
    250,928/376,392.56 = 176,381.74/x
  3. Step 3: Cross multiply
    250,928x = 376,392.56 × 176,381.74
  4. Step 4: Simplify right side
    250,928x = 66,388,774,655.85
  5. Step 5: Solve for x
    x = 66,388,774,655.85/250,928
  6. Step 6: Final answer
    x = 264,573.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.