Home / 424,864.36-586,326.02-231,284.96

Finding the Fourth Proportional to 424,864.36, 586,326.02 and 231,284.96

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Solution

The fourth proportional to 424,864.36, 586,326.02 and 231,284.96 is: 319,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,864.36 : 586,326.02 = 231,284.96 : x
  2. Step 2: Convert to fraction form
    424,864.36/586,326.02 = 231,284.96/x
  3. Step 3: Cross multiply
    424,864.36x = 586,326.02 × 231,284.96
  4. Step 4: Simplify right side
    424,864.36x = 135,608,390,082.66
  5. Step 5: Solve for x
    x = 135,608,390,082.66/424,864.36
  6. Step 6: Final answer
    x = 319,180.43

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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.