Home / 964,208.41-1,446,255.20-431,586.43

Finding the Fourth Proportional to 964,208.41, 1,446,255.20 and 431,586.43

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Solution

The fourth proportional to 964,208.41, 1,446,255.20 and 431,586.43 is: 647,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,208.41 : 1,446,255.20 = 431,586.43 : x
  2. Step 2: Convert to fraction form
    964,208.41/1,446,255.20 = 431,586.43/x
  3. Step 3: Cross multiply
    964,208.41x = 1,446,255.20 × 431,586.43
  4. Step 4: Simplify right side
    964,208.41x = 624,184,116,100.26
  5. Step 5: Solve for x
    x = 624,184,116,100.26/964,208.41
  6. Step 6: Final answer
    x = 647,353.94

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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.