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Finding the Fourth Proportional to 458,558.52, 632,813.28 and 254,606.52

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Solution

The fourth proportional to 458,558.52, 632,813.28 and 254,606.52 is: 351,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,558.52 : 632,813.28 = 254,606.52 : x
  2. Step 2: Convert to fraction form
    458,558.52/632,813.28 = 254,606.52/x
  3. Step 3: Cross multiply
    458,558.52x = 632,813.28 × 254,606.52
  4. Step 4: Simplify right side
    458,558.52x = 161,118,387,030.59
  5. Step 5: Solve for x
    x = 161,118,387,030.59/458,558.52
  6. Step 6: Final answer
    x = 351,358.40

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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.