Home / 818,108.80-1,226,752.56-476,662.75

Finding the Fourth Proportional to 818,108.80, 1,226,752.56 and 476,662.75

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Solution

The fourth proportional to 818,108.80, 1,226,752.56 and 476,662.75 is: 714,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,108.80 : 1,226,752.56 = 476,662.75 : x
  2. Step 2: Convert to fraction form
    818,108.80/1,226,752.56 = 476,662.75/x
  3. Step 3: Cross multiply
    818,108.80x = 1,226,752.56 × 476,662.75
  4. Step 4: Simplify right side
    818,108.80x = 584,747,245,752.26
  5. Step 5: Solve for x
    x = 584,747,245,752.26/818,108.80
  6. Step 6: Final answer
    x = 714,754.87

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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.