Home / 734,604.88-1,013,762.25-412,308.52

Finding the Fourth Proportional to 734,604.88, 1,013,762.25 and 412,308.52

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Solution

The fourth proportional to 734,604.88, 1,013,762.25 and 412,308.52 is: 568,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,604.88 : 1,013,762.25 = 412,308.52 : x
  2. Step 2: Convert to fraction form
    734,604.88/1,013,762.25 = 412,308.52/x
  3. Step 3: Cross multiply
    734,604.88x = 1,013,762.25 × 412,308.52
  4. Step 4: Simplify right side
    734,604.88x = 417,982,812,929.37
  5. Step 5: Solve for x
    x = 417,982,812,929.37/734,604.88
  6. Step 6: Final answer
    x = 568,989.98

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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.