Home / 1,083,361.45-1,625,038.21-325,199.63

Finding the Fourth Proportional to 1,083,361.45, 1,625,038.21 and 325,199.63

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Solution

The fourth proportional to 1,083,361.45, 1,625,038.21 and 325,199.63 is: 487,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,361.45 : 1,625,038.21 = 325,199.63 : x
  2. Step 2: Convert to fraction form
    1,083,361.45/1,625,038.21 = 325,199.63/x
  3. Step 3: Cross multiply
    1,083,361.45x = 1,625,038.21 × 325,199.63
  4. Step 4: Simplify right side
    1,083,361.45x = 528,461,824,627.86
  5. Step 5: Solve for x
    x = 528,461,824,627.86/1,083,361.45
  6. Step 6: Final answer
    x = 487,798.25

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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.