Home / 931,253.82-1,395,617.64-425,187.48

Finding the Fourth Proportional to 931,253.82, 1,395,617.64 and 425,187.48

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Solution

The fourth proportional to 931,253.82, 1,395,617.64 and 425,187.48 is: 637,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,253.82 : 1,395,617.64 = 425,187.48 : x
  2. Step 2: Convert to fraction form
    931,253.82/1,395,617.64 = 425,187.48/x
  3. Step 3: Cross multiply
    931,253.82x = 1,395,617.64 × 425,187.48
  4. Step 4: Simplify right side
    931,253.82x = 593,399,147,395.15
  5. Step 5: Solve for x
    x = 593,399,147,395.15/931,253.82
  6. Step 6: Final answer
    x = 637,204.52

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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.