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Finding the Fourth Proportional to 435,771.52, 601,430.16 and 266,103.52

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Solution

The fourth proportional to 435,771.52, 601,430.16 and 266,103.52 is: 367,262.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,771.52 : 601,430.16 = 266,103.52 : x
  2. Step 2: Convert to fraction form
    435,771.52/601,430.16 = 266,103.52/x
  3. Step 3: Cross multiply
    435,771.52x = 601,430.16 × 266,103.52
  4. Step 4: Simplify right side
    435,771.52x = 160,042,682,610.16
  5. Step 5: Solve for x
    x = 160,042,682,610.16/435,771.52
  6. Step 6: Final answer
    x = 367,262.83

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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.