Home / 683,875.67-1,026,108.75-368,269.70

Finding the Fourth Proportional to 683,875.67, 1,026,108.75 and 368,269.70

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Solution

The fourth proportional to 683,875.67, 1,026,108.75 and 368,269.70 is: 552,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,875.67 : 1,026,108.75 = 368,269.70 : x
  2. Step 2: Convert to fraction form
    683,875.67/1,026,108.75 = 368,269.70/x
  3. Step 3: Cross multiply
    683,875.67x = 1,026,108.75 × 368,269.70
  4. Step 4: Simplify right side
    683,875.67x = 377,884,761,529.88
  5. Step 5: Solve for x
    x = 377,884,761,529.88/683,875.67
  6. Step 6: Final answer
    x = 552,563.54

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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.