Home / 948,627.83-1,422,735.65-300,254.44

Finding the Fourth Proportional to 948,627.83, 1,422,735.65 and 300,254.44

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Solution

The fourth proportional to 948,627.83, 1,422,735.65 and 300,254.44 is: 450,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,627.83 : 1,422,735.65 = 300,254.44 : x
  2. Step 2: Convert to fraction form
    948,627.83/1,422,735.65 = 300,254.44/x
  3. Step 3: Cross multiply
    948,627.83x = 1,422,735.65 × 300,254.44
  4. Step 4: Simplify right side
    948,627.83x = 427,182,689,495.74
  5. Step 5: Solve for x
    x = 427,182,689,495.74/948,627.83
  6. Step 6: Final answer
    x = 450,316.42

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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.