Home / 856,466.92-1,284,600.29-344,111.29

Finding the Fourth Proportional to 856,466.92, 1,284,600.29 and 344,111.29

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Solution

The fourth proportional to 856,466.92, 1,284,600.29 and 344,111.29 is: 516,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,466.92 : 1,284,600.29 = 344,111.29 : x
  2. Step 2: Convert to fraction form
    856,466.92/1,284,600.29 = 344,111.29/x
  3. Step 3: Cross multiply
    856,466.92x = 1,284,600.29 × 344,111.29
  4. Step 4: Simplify right side
    856,466.92x = 442,045,462,926.27
  5. Step 5: Solve for x
    x = 442,045,462,926.27/856,466.92
  6. Step 6: Final answer
    x = 516,126.72

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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.