Home / 345,462.03-476,732.70-192,506.66

Finding the Fourth Proportional to 345,462.03, 476,732.70 and 192,506.66

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Solution

The fourth proportional to 345,462.03, 476,732.70 and 192,506.66 is: 265,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,462.03 : 476,732.70 = 192,506.66 : x
  2. Step 2: Convert to fraction form
    345,462.03/476,732.70 = 192,506.66/x
  3. Step 3: Cross multiply
    345,462.03x = 476,732.70 × 192,506.66
  4. Step 4: Simplify right side
    345,462.03x = 91,774,219,193.87
  5. Step 5: Solve for x
    x = 91,774,219,193.87/345,462.03
  6. Step 6: Final answer
    x = 265,656.46

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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.