Home / 382,245.30-527,466.06-210,153.96

Finding the Fourth Proportional to 382,245.30, 527,466.06 and 210,153.96

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Solution

The fourth proportional to 382,245.30, 527,466.06 and 210,153.96 is: 289,994.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,245.30 : 527,466.06 = 210,153.96 : x
  2. Step 2: Convert to fraction form
    382,245.30/527,466.06 = 210,153.96/x
  3. Step 3: Cross multiply
    382,245.30x = 527,466.06 × 210,153.96
  4. Step 4: Simplify right side
    382,245.30x = 110,849,081,274.60
  5. Step 5: Solve for x
    x = 110,849,081,274.60/382,245.30
  6. Step 6: Final answer
    x = 289,994.62

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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.