Home / 598,642.98-898,421.34-219,922.62

Finding the Fourth Proportional to 598,642.98, 898,421.34 and 219,922.62

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Solution

The fourth proportional to 598,642.98, 898,421.34 and 219,922.62 is: 330,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,642.98 : 898,421.34 = 219,922.62 : x
  2. Step 2: Convert to fraction form
    598,642.98/898,421.34 = 219,922.62/x
  3. Step 3: Cross multiply
    598,642.98x = 898,421.34 × 219,922.62
  4. Step 4: Simplify right side
    598,642.98x = 197,583,174,956.71
  5. Step 5: Solve for x
    x = 197,583,174,956.71/598,642.98
  6. Step 6: Final answer
    x = 330,051.77

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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.