Home / 306,484.56-458,743.50-163,973.34

Finding the Fourth Proportional to 306,484.56, 458,743.50 and 163,973.34

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Solution

The fourth proportional to 306,484.56, 458,743.50 and 163,973.34 is: 245,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,484.56 : 458,743.50 = 163,973.34 : x
  2. Step 2: Convert to fraction form
    306,484.56/458,743.50 = 163,973.34/x
  3. Step 3: Cross multiply
    306,484.56x = 458,743.50 × 163,973.34
  4. Step 4: Simplify right side
    306,484.56x = 75,221,703,898.29
  5. Step 5: Solve for x
    x = 75,221,703,898.29/306,484.56
  6. Step 6: Final answer
    x = 245,433.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.