Home / 479,582.42-719,217.89-159,648.35

Finding the Fourth Proportional to 479,582.42, 719,217.89 and 159,648.35

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Solution

The fourth proportional to 479,582.42, 719,217.89 and 159,648.35 is: 239,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,582.42 : 719,217.89 = 159,648.35 : x
  2. Step 2: Convert to fraction form
    479,582.42/719,217.89 = 159,648.35/x
  3. Step 3: Cross multiply
    479,582.42x = 719,217.89 × 159,648.35
  4. Step 4: Simplify right side
    479,582.42x = 114,821,950,428.78
  5. Step 5: Solve for x
    x = 114,821,950,428.78/479,582.42
  6. Step 6: Final answer
    x = 239,420.68

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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.