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Finding the Fourth Proportional to 394,482.42, 544,252.77 and 224,596.26

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Solution

The fourth proportional to 394,482.42, 544,252.77 and 224,596.26 is: 309,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,482.42 : 544,252.77 = 224,596.26 : x
  2. Step 2: Convert to fraction form
    394,482.42/544,252.77 = 224,596.26/x
  3. Step 3: Cross multiply
    394,482.42x = 544,252.77 × 224,596.26
  4. Step 4: Simplify right side
    394,482.42x = 122,237,136,636.64
  5. Step 5: Solve for x
    x = 122,237,136,636.64/394,482.42
  6. Step 6: Final answer
    x = 309,867.13

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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.