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Finding the Fourth Proportional to 374,650.80, 560,809.80 and 362,986.80

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Solution

The fourth proportional to 374,650.80, 560,809.80 and 362,986.80 is: 543,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,650.80 : 560,809.80 = 362,986.80 : x
  2. Step 2: Convert to fraction form
    374,650.80/560,809.80 = 362,986.80/x
  3. Step 3: Cross multiply
    374,650.80x = 560,809.80 × 362,986.80
  4. Step 4: Simplify right side
    374,650.80x = 203,566,554,710.64
  5. Step 5: Solve for x
    x = 203,566,554,710.64/374,650.80
  6. Step 6: Final answer
    x = 543,350.11

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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.