Home / 863,471.06-1,294,422.47-302,199.38

Finding the Fourth Proportional to 863,471.06, 1,294,422.47 and 302,199.38

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Solution

The fourth proportional to 863,471.06, 1,294,422.47 and 302,199.38 is: 453,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,471.06 : 1,294,422.47 = 302,199.38 : x
  2. Step 2: Convert to fraction form
    863,471.06/1,294,422.47 = 302,199.38/x
  3. Step 3: Cross multiply
    863,471.06x = 1,294,422.47 × 302,199.38
  4. Step 4: Simplify right side
    863,471.06x = 391,173,667,892.07
  5. Step 5: Solve for x
    x = 391,173,667,892.07/863,471.06
  6. Step 6: Final answer
    x = 453,024.64

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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.