Home / 448,867.50-619,450.11-247,676.46

Finding the Fourth Proportional to 448,867.50, 619,450.11 and 247,676.46

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Solution

The fourth proportional to 448,867.50, 619,450.11 and 247,676.46 is: 341,800.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,867.50 : 619,450.11 = 247,676.46 : x
  2. Step 2: Convert to fraction form
    448,867.50/619,450.11 = 247,676.46/x
  3. Step 3: Cross multiply
    448,867.50x = 619,450.11 × 247,676.46
  4. Step 4: Simplify right side
    448,867.50x = 153,423,210,391.41
  5. Step 5: Solve for x
    x = 153,423,210,391.41/448,867.50
  6. Step 6: Final answer
    x = 341,800.67

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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.