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Finding the Fourth Proportional to 426,683.39, 588,798.66 and 254,795.31

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Solution

The fourth proportional to 426,683.39, 588,798.66 and 254,795.31 is: 351,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,683.39 : 588,798.66 = 254,795.31 : x
  2. Step 2: Convert to fraction form
    426,683.39/588,798.66 = 254,795.31/x
  3. Step 3: Cross multiply
    426,683.39x = 588,798.66 × 254,795.31
  4. Step 4: Simplify right side
    426,683.39x = 150,023,137,102.29
  5. Step 5: Solve for x
    x = 150,023,137,102.29/426,683.39
  6. Step 6: Final answer
    x = 351,602.95

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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.