Home / 424,701.56-586,080.57-231,102.69

Finding the Fourth Proportional to 424,701.56, 586,080.57 and 231,102.69

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Solution

The fourth proportional to 424,701.56, 586,080.57 and 231,102.69 is: 318,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,701.56 : 586,080.57 = 231,102.69 : x
  2. Step 2: Convert to fraction form
    424,701.56/586,080.57 = 231,102.69/x
  3. Step 3: Cross multiply
    424,701.56x = 586,080.57 × 231,102.69
  4. Step 4: Simplify right side
    424,701.56x = 135,444,793,353.33
  5. Step 5: Solve for x
    x = 135,444,793,353.33/424,701.56
  6. Step 6: Final answer
    x = 318,917.58

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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.