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Finding the Fourth Proportional to 671,994.67, 927,352.23 and 370,188.67

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Solution

The fourth proportional to 671,994.67, 927,352.23 and 370,188.67 is: 510,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,994.67 : 927,352.23 = 370,188.67 : x
  2. Step 2: Convert to fraction form
    671,994.67/927,352.23 = 370,188.67/x
  3. Step 3: Cross multiply
    671,994.67x = 927,352.23 × 370,188.67
  4. Step 4: Simplify right side
    671,994.67x = 343,295,286,326.85
  5. Step 5: Solve for x
    x = 343,295,286,326.85/671,994.67
  6. Step 6: Final answer
    x = 510,860.13

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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.