Home / 694,422.23-958,295.62-384,325.42

Finding the Fourth Proportional to 694,422.23, 958,295.62 and 384,325.42

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Solution

The fourth proportional to 694,422.23, 958,295.62 and 384,325.42 is: 530,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,422.23 : 958,295.62 = 384,325.42 : x
  2. Step 2: Convert to fraction form
    694,422.23/958,295.62 = 384,325.42/x
  3. Step 3: Cross multiply
    694,422.23x = 958,295.62 × 384,325.42
  4. Step 4: Simplify right side
    694,422.23x = 368,297,369,039.55
  5. Step 5: Solve for x
    x = 368,297,369,039.55/694,422.23
  6. Step 6: Final answer
    x = 530,365.17

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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.