Home / 404,628.41-607,028.58-120,319.63

Finding the Fourth Proportional to 404,628.41, 607,028.58 and 120,319.63

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Solution

The fourth proportional to 404,628.41, 607,028.58 and 120,319.63 is: 180,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,628.41 : 607,028.58 = 120,319.63 : x
  2. Step 2: Convert to fraction form
    404,628.41/607,028.58 = 120,319.63/x
  3. Step 3: Cross multiply
    404,628.41x = 607,028.58 × 120,319.63
  4. Step 4: Simplify right side
    404,628.41x = 73,037,452,627.45
  5. Step 5: Solve for x
    x = 73,037,452,627.45/404,628.41
  6. Step 6: Final answer
    x = 180,505.00

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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.