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Finding the Fourth Proportional to 283,619.60, 425,429.40 and 248,627.60

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Solution

The fourth proportional to 283,619.60, 425,429.40 and 248,627.60 is: 372,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,619.60 : 425,429.40 = 248,627.60 : x
  2. Step 2: Convert to fraction form
    283,619.60/425,429.40 = 248,627.60/x
  3. Step 3: Cross multiply
    283,619.60x = 425,429.40 × 248,627.60
  4. Step 4: Simplify right side
    283,619.60x = 105,773,490,691.44
  5. Step 5: Solve for x
    x = 105,773,490,691.44/283,619.60
  6. Step 6: Final answer
    x = 372,941.40

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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.