Home / 307,964.40-461,946.60-201,676.20

Finding the Fourth Proportional to 307,964.40, 461,946.60 and 201,676.20

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Solution

The fourth proportional to 307,964.40, 461,946.60 and 201,676.20 is: 302,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,964.40 : 461,946.60 = 201,676.20 : x
  2. Step 2: Convert to fraction form
    307,964.40/461,946.60 = 201,676.20/x
  3. Step 3: Cross multiply
    307,964.40x = 461,946.60 × 201,676.20
  4. Step 4: Simplify right side
    307,964.40x = 93,163,634,890.92
  5. Step 5: Solve for x
    x = 93,163,634,890.92/307,964.40
  6. Step 6: Final answer
    x = 302,514.30

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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.