Home / 448,137.12-618,426.18-246,933.12

Finding the Fourth Proportional to 448,137.12, 618,426.18 and 246,933.12

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Solution

The fourth proportional to 448,137.12, 618,426.18 and 246,933.12 is: 340,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,137.12 : 618,426.18 = 246,933.12 : x
  2. Step 2: Convert to fraction form
    448,137.12/618,426.18 = 246,933.12/x
  3. Step 3: Cross multiply
    448,137.12x = 618,426.18 × 246,933.12
  4. Step 4: Simplify right side
    448,137.12x = 152,709,906,117.08
  5. Step 5: Solve for x
    x = 152,709,906,117.08/448,137.12
  6. Step 6: Final answer
    x = 340,766.03

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1.5x scale

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.