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Finding the Fourth Proportional to 283,847.80, 425,618.10 and 117,652.60

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Solution

The fourth proportional to 283,847.80, 425,618.10 and 117,652.60 is: 176,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,847.80 : 425,618.10 = 117,652.60 : x
  2. Step 2: Convert to fraction form
    283,847.80/425,618.10 = 117,652.60/x
  3. Step 3: Cross multiply
    283,847.80x = 425,618.10 × 117,652.60
  4. Step 4: Simplify right side
    283,847.80x = 50,075,076,072.06
  5. Step 5: Solve for x
    x = 50,075,076,072.06/283,847.80
  6. Step 6: Final answer
    x = 176,415.23

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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.