Home / 930,775.77-1,395,997.17-247,666.32

Finding the Fourth Proportional to 930,775.77, 1,395,997.17 and 247,666.32

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Solution

The fourth proportional to 930,775.77, 1,395,997.17 and 247,666.32 is: 371,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,775.77 : 1,395,997.17 = 247,666.32 : x
  2. Step 2: Convert to fraction form
    930,775.77/1,395,997.17 = 247,666.32/x
  3. Step 3: Cross multiply
    930,775.77x = 1,395,997.17 × 247,666.32
  4. Step 4: Simplify right side
    930,775.77x = 345,741,481,824.31
  5. Step 5: Solve for x
    x = 345,741,481,824.31/930,775.77
  6. Step 6: Final answer
    x = 371,455.18

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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.