Home / 747,176.37-1,120,644.25-214,576.26

Finding the Fourth Proportional to 747,176.37, 1,120,644.25 and 214,576.26

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Solution

The fourth proportional to 747,176.37, 1,120,644.25 and 214,576.26 is: 321,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,176.37 : 1,120,644.25 = 214,576.26 : x
  2. Step 2: Convert to fraction form
    747,176.37/1,120,644.25 = 214,576.26/x
  3. Step 3: Cross multiply
    747,176.37x = 1,120,644.25 × 214,576.26
  4. Step 4: Simplify right side
    747,176.37x = 240,463,651,955.51
  5. Step 5: Solve for x
    x = 240,463,651,955.51/747,176.37
  6. Step 6: Final answer
    x = 321,829.84

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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.