Home / 778,814.70-1,168,222.05-529,982.70

Finding the Fourth Proportional to 778,814.70, 1,168,222.05 and 529,982.70

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Solution

The fourth proportional to 778,814.70, 1,168,222.05 and 529,982.70 is: 794,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,814.70 : 1,168,222.05 = 529,982.70 : x
  2. Step 2: Convert to fraction form
    778,814.70/1,168,222.05 = 529,982.70/x
  3. Step 3: Cross multiply
    778,814.70x = 1,168,222.05 × 529,982.70
  4. Step 4: Simplify right side
    778,814.70x = 619,137,476,258.54
  5. Step 5: Solve for x
    x = 619,137,476,258.54/778,814.70
  6. Step 6: Final answer
    x = 794,974.05

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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.