Home / 701,272.80-1,051,909.20-626,623.20

Finding the Fourth Proportional to 701,272.80, 1,051,909.20 and 626,623.20

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Solution

The fourth proportional to 701,272.80, 1,051,909.20 and 626,623.20 is: 939,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,272.80 : 1,051,909.20 = 626,623.20 : x
  2. Step 2: Convert to fraction form
    701,272.80/1,051,909.20 = 626,623.20/x
  3. Step 3: Cross multiply
    701,272.80x = 1,051,909.20 × 626,623.20
  4. Step 4: Simplify right side
    701,272.80x = 659,150,709,013.44
  5. Step 5: Solve for x
    x = 659,150,709,013.44/701,272.80
  6. Step 6: Final answer
    x = 939,934.80

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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.