Home / 734,434.16-1,100,765.40-379,254.56

Finding the Fourth Proportional to 734,434.16, 1,100,765.40 and 379,254.56

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Solution

The fourth proportional to 734,434.16, 1,100,765.40 and 379,254.56 is: 568,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,434.16 : 1,100,765.40 = 379,254.56 : x
  2. Step 2: Convert to fraction form
    734,434.16/1,100,765.40 = 379,254.56/x
  3. Step 3: Cross multiply
    734,434.16x = 1,100,765.40 × 379,254.56
  4. Step 4: Simplify right side
    734,434.16x = 417,470,297,440.22
  5. Step 5: Solve for x
    x = 417,470,297,440.22/734,434.16
  6. Step 6: Final answer
    x = 568,424.40

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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.