Home / 631,009.12-946,515.26-251,960.71

Finding the Fourth Proportional to 631,009.12, 946,515.26 and 251,960.71

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Solution

The fourth proportional to 631,009.12, 946,515.26 and 251,960.71 is: 377,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,009.12 : 946,515.26 = 251,960.71 : x
  2. Step 2: Convert to fraction form
    631,009.12/946,515.26 = 251,960.71/x
  3. Step 3: Cross multiply
    631,009.12x = 946,515.26 × 251,960.71
  4. Step 4: Simplify right side
    631,009.12x = 238,484,656,935.44
  5. Step 5: Solve for x
    x = 238,484,656,935.44/631,009.12
  6. Step 6: Final answer
    x = 377,941.70

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1.5x scale

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.