Home / 670,059.84-1,005,237.99-220,762.56

Finding the Fourth Proportional to 670,059.84, 1,005,237.99 and 220,762.56

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Solution

The fourth proportional to 670,059.84, 1,005,237.99 and 220,762.56 is: 331,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,059.84 : 1,005,237.99 = 220,762.56 : x
  2. Step 2: Convert to fraction form
    670,059.84/1,005,237.99 = 220,762.56/x
  3. Step 3: Cross multiply
    670,059.84x = 1,005,237.99 × 220,762.56
  4. Step 4: Simplify right side
    670,059.84x = 221,918,912,081.65
  5. Step 5: Solve for x
    x = 221,918,912,081.65/670,059.84
  6. Step 6: Final answer
    x = 331,192.68

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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.