Home / 756,822.54-1,044,423.27-412,655.67

Finding the Fourth Proportional to 756,822.54, 1,044,423.27 and 412,655.67

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Solution

The fourth proportional to 756,822.54, 1,044,423.27 and 412,655.67 is: 569,469.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,822.54 : 1,044,423.27 = 412,655.67 : x
  2. Step 2: Convert to fraction form
    756,822.54/1,044,423.27 = 412,655.67/x
  3. Step 3: Cross multiply
    756,822.54x = 1,044,423.27 × 412,655.67
  4. Step 4: Simplify right side
    756,822.54x = 430,987,184,245.44
  5. Step 5: Solve for x
    x = 430,987,184,245.44/756,822.54
  6. Step 6: Final answer
    x = 569,469.28

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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.