Home / 461,262.09-636,527.25-270,402.60

Finding the Fourth Proportional to 461,262.09, 636,527.25 and 270,402.60

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Solution

The fourth proportional to 461,262.09, 636,527.25 and 270,402.60 is: 373,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,262.09 : 636,527.25 = 270,402.60 : x
  2. Step 2: Convert to fraction form
    461,262.09/636,527.25 = 270,402.60/x
  3. Step 3: Cross multiply
    461,262.09x = 636,527.25 × 270,402.60
  4. Step 4: Simplify right side
    461,262.09x = 172,118,623,370.85
  5. Step 5: Solve for x
    x = 172,118,623,370.85/461,262.09
  6. Step 6: Final answer
    x = 373,147.13

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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.