Home / 631,008.12-946,513.76-251,959.71

Finding the Fourth Proportional to 631,008.12, 946,513.76 and 251,959.71

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Solution

The fourth proportional to 631,008.12, 946,513.76 and 251,959.71 is: 377,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,008.12 : 946,513.76 = 251,959.71 : x
  2. Step 2: Convert to fraction form
    631,008.12/946,513.76 = 251,959.71/x
  3. Step 3: Cross multiply
    631,008.12x = 946,513.76 × 251,959.71
  4. Step 4: Simplify right side
    631,008.12x = 238,483,334,770.24
  5. Step 5: Solve for x
    x = 238,483,334,770.24/631,008.12
  6. Step 6: Final answer
    x = 377,940.20

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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.