Home / 631,071.61-946,044.71-231,619.70

Finding the Fourth Proportional to 631,071.61, 946,044.71 and 231,619.70

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Solution

The fourth proportional to 631,071.61, 946,044.71 and 231,619.70 is: 347,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,071.61 : 946,044.71 = 231,619.70 : x
  2. Step 2: Convert to fraction form
    631,071.61/946,044.71 = 231,619.70/x
  3. Step 3: Cross multiply
    631,071.61x = 946,044.71 × 231,619.70
  4. Step 4: Simplify right side
    631,071.61x = 219,122,595,295.24
  5. Step 5: Solve for x
    x = 219,122,595,295.24/631,071.61
  6. Step 6: Final answer
    x = 347,223.03

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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.