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Finding the Fourth Proportional to 367,075.80, 550,613.70 and 227,107.80

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Solution

The fourth proportional to 367,075.80, 550,613.70 and 227,107.80 is: 340,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,075.80 : 550,613.70 = 227,107.80 : x
  2. Step 2: Convert to fraction form
    367,075.80/550,613.70 = 227,107.80/x
  3. Step 3: Cross multiply
    367,075.80x = 550,613.70 × 227,107.80
  4. Step 4: Simplify right side
    367,075.80x = 125,048,666,056.86
  5. Step 5: Solve for x
    x = 125,048,666,056.86/367,075.80
  6. Step 6: Final answer
    x = 340,661.70

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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.