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Finding the Fourth Proportional to 458,536.96, 632,800.77 and 254,587.89

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Solution

The fourth proportional to 458,536.96, 632,800.77 and 254,587.89 is: 351,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,536.96 : 632,800.77 = 254,587.89 : x
  2. Step 2: Convert to fraction form
    458,536.96/632,800.77 = 254,587.89/x
  3. Step 3: Cross multiply
    458,536.96x = 632,800.77 × 254,587.89
  4. Step 4: Simplify right side
    458,536.96x = 161,103,415,043.15
  5. Step 5: Solve for x
    x = 161,103,415,043.15/458,536.96
  6. Step 6: Final answer
    x = 351,342.27

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1.5x scale

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.