Home / 631,278.91-946,295.02-251,971.03

Finding the Fourth Proportional to 631,278.91, 946,295.02 and 251,971.03

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Solution

The fourth proportional to 631,278.91, 946,295.02 and 251,971.03 is: 377,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,278.91 : 946,295.02 = 251,971.03 : x
  2. Step 2: Convert to fraction form
    631,278.91/946,295.02 = 251,971.03/x
  3. Step 3: Cross multiply
    631,278.91x = 946,295.02 × 251,971.03
  4. Step 4: Simplify right side
    631,278.91x = 238,438,930,873.27
  5. Step 5: Solve for x
    x = 238,438,930,873.27/631,278.91
  6. Step 6: Final answer
    x = 377,707.74

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Double scale
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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.