Home / 797,247.16-1,196,561.67-418,435.47

Finding the Fourth Proportional to 797,247.16, 1,196,561.67 and 418,435.47

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Solution

The fourth proportional to 797,247.16, 1,196,561.67 and 418,435.47 is: 628,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,247.16 : 1,196,561.67 = 418,435.47 : x
  2. Step 2: Convert to fraction form
    797,247.16/1,196,561.67 = 418,435.47/x
  3. Step 3: Cross multiply
    797,247.16x = 1,196,561.67 × 418,435.47
  4. Step 4: Simplify right side
    797,247.16x = 500,683,843,201.30
  5. Step 5: Solve for x
    x = 500,683,843,201.30/797,247.16
  6. Step 6: Final answer
    x = 628,015.84

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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.