Home / 446,315.40-669,473.10-113,891.40

Finding the Fourth Proportional to 446,315.40, 669,473.10 and 113,891.40

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Solution

The fourth proportional to 446,315.40, 669,473.10 and 113,891.40 is: 170,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,315.40 : 669,473.10 = 113,891.40 : x
  2. Step 2: Convert to fraction form
    446,315.40/669,473.10 = 113,891.40/x
  3. Step 3: Cross multiply
    446,315.40x = 669,473.10 × 113,891.40
  4. Step 4: Simplify right side
    446,315.40x = 76,247,228,621.34
  5. Step 5: Solve for x
    x = 76,247,228,621.34/446,315.40
  6. Step 6: Final answer
    x = 170,837.10

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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.