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Finding the Fourth Proportional to 469,538.73, 704,226.29 and 216,797.67

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Solution

The fourth proportional to 469,538.73, 704,226.29 and 216,797.67 is: 325,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,538.73 : 704,226.29 = 216,797.67 : x
  2. Step 2: Convert to fraction form
    469,538.73/704,226.29 = 216,797.67/x
  3. Step 3: Cross multiply
    469,538.73x = 704,226.29 × 216,797.67
  4. Step 4: Simplify right side
    469,538.73x = 152,674,617,740.76
  5. Step 5: Solve for x
    x = 152,674,617,740.76/469,538.73
  6. Step 6: Final answer
    x = 325,158.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.