Home / 448,337.67-671,757.63-314,979.19

Finding the Fourth Proportional to 448,337.67, 671,757.63 and 314,979.19

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Solution

The fourth proportional to 448,337.67, 671,757.63 and 314,979.19 is: 471,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,337.67 : 671,757.63 = 314,979.19 : x
  2. Step 2: Convert to fraction form
    448,337.67/671,757.63 = 314,979.19/x
  3. Step 3: Cross multiply
    448,337.67x = 671,757.63 × 314,979.19
  4. Step 4: Simplify right side
    448,337.67x = 211,589,676,922.33
  5. Step 5: Solve for x
    x = 211,589,676,922.33/448,337.67
  6. Step 6: Final answer
    x = 471,942.67

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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.