Home / 1,019,493.73-1,529,141.87-309,527.92

Finding the Fourth Proportional to 1,019,493.73, 1,529,141.87 and 309,527.92

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Solution

The fourth proportional to 1,019,493.73, 1,529,141.87 and 309,527.92 is: 464,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,493.73 : 1,529,141.87 = 309,527.92 : x
  2. Step 2: Convert to fraction form
    1,019,493.73/1,529,141.87 = 309,527.92/x
  3. Step 3: Cross multiply
    1,019,493.73x = 1,529,141.87 × 309,527.92
  4. Step 4: Simplify right side
    1,019,493.73x = 473,312,099,356.98
  5. Step 5: Solve for x
    x = 473,312,099,356.98/1,019,493.73
  6. Step 6: Final answer
    x = 464,261.90

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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.