Home / 967,021.35-1,334,409.25-531,415.80

Finding the Fourth Proportional to 967,021.35, 1,334,409.25 and 531,415.80

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Solution

The fourth proportional to 967,021.35, 1,334,409.25 and 531,415.80 is: 733,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,021.35 : 1,334,409.25 = 531,415.80 : x
  2. Step 2: Convert to fraction form
    967,021.35/1,334,409.25 = 531,415.80/x
  3. Step 3: Cross multiply
    967,021.35x = 1,334,409.25 × 531,415.80
  4. Step 4: Simplify right side
    967,021.35x = 709,126,159,116.15
  5. Step 5: Solve for x
    x = 709,126,159,116.15/967,021.35
  6. Step 6: Final answer
    x = 733,309.72

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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.