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Finding the Fourth Proportional to 427,347.01, 589,756.71 and 246,054.43

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Solution

The fourth proportional to 427,347.01, 589,756.71 and 246,054.43 is: 339,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,347.01 : 589,756.71 = 246,054.43 : x
  2. Step 2: Convert to fraction form
    427,347.01/589,756.71 = 246,054.43/x
  3. Step 3: Cross multiply
    427,347.01x = 589,756.71 × 246,054.43
  4. Step 4: Simplify right side
    427,347.01x = 145,112,251,117.73
  5. Step 5: Solve for x
    x = 145,112,251,117.73/427,347.01
  6. Step 6: Final answer
    x = 339,565.38

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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.