Home / 979,583.24-1,469,941.76-410,913.43

Finding the Fourth Proportional to 979,583.24, 1,469,941.76 and 410,913.43

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Solution

The fourth proportional to 979,583.24, 1,469,941.76 and 410,913.43 is: 616,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,583.24 : 1,469,941.76 = 410,913.43 : x
  2. Step 2: Convert to fraction form
    979,583.24/1,469,941.76 = 410,913.43/x
  3. Step 3: Cross multiply
    979,583.24x = 1,469,941.76 × 410,913.43
  4. Step 4: Simplify right side
    979,583.24x = 604,018,807,854.27
  5. Step 5: Solve for x
    x = 604,018,807,854.27/979,583.24
  6. Step 6: Final answer
    x = 616,607.94

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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.