Home / 879,735.36-1,214,030.52-477,327.36

Finding the Fourth Proportional to 879,735.36, 1,214,030.52 and 477,327.36

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Solution

The fourth proportional to 879,735.36, 1,214,030.52 and 477,327.36 is: 658,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,735.36 : 1,214,030.52 = 477,327.36 : x
  2. Step 2: Convert to fraction form
    879,735.36/1,214,030.52 = 477,327.36/x
  3. Step 3: Cross multiply
    879,735.36x = 1,214,030.52 × 477,327.36
  4. Step 4: Simplify right side
    879,735.36x = 579,489,983,071.03
  5. Step 5: Solve for x
    x = 579,489,983,071.03/879,735.36
  6. Step 6: Final answer
    x = 658,709.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.