Home / 434,233.78-651,190.74-149,851.78

Finding the Fourth Proportional to 434,233.78, 651,190.74 and 149,851.78

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Solution

The fourth proportional to 434,233.78, 651,190.74 and 149,851.78 is: 224,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,233.78 : 651,190.74 = 149,851.78 : x
  2. Step 2: Convert to fraction form
    434,233.78/651,190.74 = 149,851.78/x
  3. Step 3: Cross multiply
    434,233.78x = 651,190.74 × 149,851.78
  4. Step 4: Simplify right side
    434,233.78x = 97,582,091,508.52
  5. Step 5: Solve for x
    x = 97,582,091,508.52/434,233.78
  6. Step 6: Final answer
    x = 224,722.48

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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.