Home / 939,031.22-1,408,650.26-299,186.07

Finding the Fourth Proportional to 939,031.22, 1,408,650.26 and 299,186.07

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Solution

The fourth proportional to 939,031.22, 1,408,650.26 and 299,186.07 is: 448,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,031.22 : 1,408,650.26 = 299,186.07 : x
  2. Step 2: Convert to fraction form
    939,031.22/1,408,650.26 = 299,186.07/x
  3. Step 3: Cross multiply
    939,031.22x = 1,408,650.26 × 299,186.07
  4. Step 4: Simplify right side
    939,031.22x = 421,448,533,797.95
  5. Step 5: Solve for x
    x = 421,448,533,797.95/939,031.22
  6. Step 6: Final answer
    x = 448,812.06

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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.