Home / 589,539.20-884,495.70-210,451.80

Finding the Fourth Proportional to 589,539.20, 884,495.70 and 210,451.80

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Solution

The fourth proportional to 589,539.20, 884,495.70 and 210,451.80 is: 315,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,539.20 : 884,495.70 = 210,451.80 : x
  2. Step 2: Convert to fraction form
    589,539.20/884,495.70 = 210,451.80/x
  3. Step 3: Cross multiply
    589,539.20x = 884,495.70 × 210,451.80
  4. Step 4: Simplify right side
    589,539.20x = 186,143,712,157.26
  5. Step 5: Solve for x
    x = 186,143,712,157.26/589,539.20
  6. Step 6: Final answer
    x = 315,744.42

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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.