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Finding the Fourth Proportional to 484,579.80, 727,560.90 and 367,075.80

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Solution

The fourth proportional to 484,579.80, 727,560.90 and 367,075.80 is: 551,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,579.80 : 727,560.90 = 367,075.80 : x
  2. Step 2: Convert to fraction form
    484,579.80/727,560.90 = 367,075.80/x
  3. Step 3: Cross multiply
    484,579.80x = 727,560.90 × 367,075.80
  4. Step 4: Simplify right side
    484,579.80x = 267,069,999,416.22
  5. Step 5: Solve for x
    x = 267,069,999,416.22/484,579.80
  6. Step 6: Final answer
    x = 551,137.29

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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.