Home / 318,348.26-439,383-182,473.34

Finding the Fourth Proportional to 318,348.26, 439,383 and 182,473.34

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Solution

The fourth proportional to 318,348.26, 439,383 and 182,473.34 is: 251,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,348.26 : 439,383 = 182,473.34 : x
  2. Step 2: Convert to fraction form
    318,348.26/439,383 = 182,473.34/x
  3. Step 3: Cross multiply
    318,348.26x = 439,383 × 182,473.34
  4. Step 4: Simplify right side
    318,348.26x = 80,175,683,549.22
  5. Step 5: Solve for x
    x = 80,175,683,549.22/318,348.26
  6. Step 6: Final answer
    x = 251,848.98

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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.