Home / 455,052.12-628,096.80-264,127

Finding the Fourth Proportional to 455,052.12, 628,096.80 and 264,127

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Solution

The fourth proportional to 455,052.12, 628,096.80 and 264,127 is: 364,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,052.12 : 628,096.80 = 264,127 : x
  2. Step 2: Convert to fraction form
    455,052.12/628,096.80 = 264,127/x
  3. Step 3: Cross multiply
    455,052.12x = 628,096.80 × 264,127
  4. Step 4: Simplify right side
    455,052.12x = 165,897,323,493.60
  5. Step 5: Solve for x
    x = 165,897,323,493.60/455,052.12
  6. Step 6: Final answer
    x = 364,567.74

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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.