Home / 959,428.70-1,324,013.56-529,709.66

Finding the Fourth Proportional to 959,428.70, 1,324,013.56 and 529,709.66

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Solution

The fourth proportional to 959,428.70, 1,324,013.56 and 529,709.66 is: 731,000.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,428.70 : 1,324,013.56 = 529,709.66 : x
  2. Step 2: Convert to fraction form
    959,428.70/1,324,013.56 = 529,709.66/x
  3. Step 3: Cross multiply
    959,428.70x = 1,324,013.56 × 529,709.66
  4. Step 4: Simplify right side
    959,428.70x = 701,342,772,702.99
  5. Step 5: Solve for x
    x = 701,342,772,702.99/959,428.70
  6. Step 6: Final answer
    x = 731,000.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.