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Finding the Fourth Proportional to 631,277.91, 946,293.53 and 251,970.03

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Solution

The fourth proportional to 631,277.91, 946,293.53 and 251,970.03 is: 377,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,277.91 : 946,293.53 = 251,970.03 : x
  2. Step 2: Convert to fraction form
    631,277.91/946,293.53 = 251,970.03/x
  3. Step 3: Cross multiply
    631,277.91x = 946,293.53 × 251,970.03
  4. Step 4: Simplify right side
    631,277.91x = 238,437,607,883.06
  5. Step 5: Solve for x
    x = 238,437,607,883.06/631,277.91
  6. Step 6: Final answer
    x = 377,706.24

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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.