Home / 347,931.72-522,021.96-214,656.84

Finding the Fourth Proportional to 347,931.72, 522,021.96 and 214,656.84

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Solution

The fourth proportional to 347,931.72, 522,021.96 and 214,656.84 is: 322,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,931.72 : 522,021.96 = 214,656.84 : x
  2. Step 2: Convert to fraction form
    347,931.72/522,021.96 = 214,656.84/x
  3. Step 3: Cross multiply
    347,931.72x = 522,021.96 × 214,656.84
  4. Step 4: Simplify right side
    347,931.72x = 112,055,584,344.21
  5. Step 5: Solve for x
    x = 112,055,584,344.21/347,931.72
  6. Step 6: Final answer
    x = 322,062.00

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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.