Home / 711,814.14-982,206.39-425,273.34

Finding the Fourth Proportional to 711,814.14, 982,206.39 and 425,273.34

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Solution

The fourth proportional to 711,814.14, 982,206.39 and 425,273.34 is: 586,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,814.14 : 982,206.39 = 425,273.34 : x
  2. Step 2: Convert to fraction form
    711,814.14/982,206.39 = 425,273.34/x
  3. Step 3: Cross multiply
    711,814.14x = 982,206.39 × 425,273.34
  4. Step 4: Simplify right side
    711,814.14x = 417,706,192,044.64
  5. Step 5: Solve for x
    x = 417,706,192,044.64/711,814.14
  6. Step 6: Final answer
    x = 586,819.18

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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.