Home / 783,200.90-1,174,802.26-214,586.84

Finding the Fourth Proportional to 783,200.90, 1,174,802.26 and 214,586.84

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Solution

The fourth proportional to 783,200.90, 1,174,802.26 and 214,586.84 is: 321,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,200.90 : 1,174,802.26 = 214,586.84 : x
  2. Step 2: Convert to fraction form
    783,200.90/1,174,802.26 = 214,586.84/x
  3. Step 3: Cross multiply
    783,200.90x = 1,174,802.26 × 214,586.84
  4. Step 4: Simplify right side
    783,200.90x = 252,097,104,598.26
  5. Step 5: Solve for x
    x = 252,097,104,598.26/783,200.90
  6. Step 6: Final answer
    x = 321,880.51

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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.