Home / 345,295.12-476,552.68-194,421.52

Finding the Fourth Proportional to 345,295.12, 476,552.68 and 194,421.52

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Solution

The fourth proportional to 345,295.12, 476,552.68 and 194,421.52 is: 268,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,295.12 : 476,552.68 = 194,421.52 : x
  2. Step 2: Convert to fraction form
    345,295.12/476,552.68 = 194,421.52/x
  3. Step 3: Cross multiply
    345,295.12x = 476,552.68 × 194,421.52
  4. Step 4: Simplify right side
    345,295.12x = 92,652,096,405.67
  5. Step 5: Solve for x
    x = 92,652,096,405.67/345,295.12
  6. Step 6: Final answer
    x = 268,327.27

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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.