Home / 740,764.94-1,022,255.27-434,841.33

Finding the Fourth Proportional to 740,764.94, 1,022,255.27 and 434,841.33

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Solution

The fourth proportional to 740,764.94, 1,022,255.27 and 434,841.33 is: 600,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,764.94 : 1,022,255.27 = 434,841.33 : x
  2. Step 2: Convert to fraction form
    740,764.94/1,022,255.27 = 434,841.33/x
  3. Step 3: Cross multiply
    740,764.94x = 1,022,255.27 × 434,841.33
  4. Step 4: Simplify right side
    740,764.94x = 444,518,839,032.10
  5. Step 5: Solve for x
    x = 444,518,839,032.10/740,764.94
  6. Step 6: Final answer
    x = 600,080.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.