Home / 347,317.20-521,004.60-110,653.20

Finding the Fourth Proportional to 347,317.20, 521,004.60 and 110,653.20

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Solution

The fourth proportional to 347,317.20, 521,004.60 and 110,653.20 is: 165,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,317.20 : 521,004.60 = 110,653.20 : x
  2. Step 2: Convert to fraction form
    347,317.20/521,004.60 = 110,653.20/x
  3. Step 3: Cross multiply
    347,317.20x = 521,004.60 × 110,653.20
  4. Step 4: Simplify right side
    347,317.20x = 57,650,826,204.72
  5. Step 5: Solve for x
    x = 57,650,826,204.72/347,317.20
  6. Step 6: Final answer
    x = 165,988.98

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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.