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Finding the Fourth Proportional to 427,756.88, 590,373.29 and 244,055.43

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Solution

The fourth proportional to 427,756.88, 590,373.29 and 244,055.43 is: 336,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,756.88 : 590,373.29 = 244,055.43 : x
  2. Step 2: Convert to fraction form
    427,756.88/590,373.29 = 244,055.43/x
  3. Step 3: Cross multiply
    427,756.88x = 590,373.29 × 244,055.43
  4. Step 4: Simplify right side
    427,756.88x = 144,083,807,761.60
  5. Step 5: Solve for x
    x = 144,083,807,761.60/427,756.88
  6. Step 6: Final answer
    x = 336,835.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.