Home / 888,635.70-1,333,113.93-289,543.50

Finding the Fourth Proportional to 888,635.70, 1,333,113.93 and 289,543.50

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Solution

The fourth proportional to 888,635.70, 1,333,113.93 and 289,543.50 is: 434,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,635.70 : 1,333,113.93 = 289,543.50 : x
  2. Step 2: Convert to fraction form
    888,635.70/1,333,113.93 = 289,543.50/x
  3. Step 3: Cross multiply
    888,635.70x = 1,333,113.93 × 289,543.50
  4. Step 4: Simplify right side
    888,635.70x = 385,994,473,190.96
  5. Step 5: Solve for x
    x = 385,994,473,190.96/888,635.70
  6. Step 6: Final answer
    x = 434,367.51

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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.