Home / 316,126.36-473,704.75-214,795.36

Finding the Fourth Proportional to 316,126.36, 473,704.75 and 214,795.36

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Solution

The fourth proportional to 316,126.36, 473,704.75 and 214,795.36 is: 321,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,126.36 : 473,704.75 = 214,795.36 : x
  2. Step 2: Convert to fraction form
    316,126.36/473,704.75 = 214,795.36/x
  3. Step 3: Cross multiply
    316,126.36x = 473,704.75 × 214,795.36
  4. Step 4: Simplify right side
    316,126.36x = 101,749,578,867.46
  5. Step 5: Solve for x
    x = 101,749,578,867.46/316,126.36
  6. Step 6: Final answer
    x = 321,863.64

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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.