Home / 484,715.07-668,808.90-293,617.44

Finding the Fourth Proportional to 484,715.07, 668,808.90 and 293,617.44

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Solution

The fourth proportional to 484,715.07, 668,808.90 and 293,617.44 is: 405,132.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,715.07 : 668,808.90 = 293,617.44 : x
  2. Step 2: Convert to fraction form
    484,715.07/668,808.90 = 293,617.44/x
  3. Step 3: Cross multiply
    484,715.07x = 668,808.90 × 293,617.44
  4. Step 4: Simplify right side
    484,715.07x = 196,373,957,067.22
  5. Step 5: Solve for x
    x = 196,373,957,067.22/484,715.07
  6. Step 6: Final answer
    x = 405,132.77

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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.