Home / 747,175.37-1,120,642.75-214,575.26

Finding the Fourth Proportional to 747,175.37, 1,120,642.75 and 214,575.26

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Solution

The fourth proportional to 747,175.37, 1,120,642.75 and 214,575.26 is: 321,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,175.37 : 1,120,642.75 = 214,575.26 : x
  2. Step 2: Convert to fraction form
    747,175.37/1,120,642.75 = 214,575.26/x
  3. Step 3: Cross multiply
    747,175.37x = 1,120,642.75 × 214,575.26
  4. Step 4: Simplify right side
    747,175.37x = 240,462,209,448.37
  5. Step 5: Solve for x
    x = 240,462,209,448.37/747,175.37
  6. Step 6: Final answer
    x = 321,828.34

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1.5x scale

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.