Home / 347,327.20-521,019.60-110,663.20

Finding the Fourth Proportional to 347,327.20, 521,019.60 and 110,663.20

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Solution

The fourth proportional to 347,327.20, 521,019.60 and 110,663.20 is: 166,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,327.20 : 521,019.60 = 110,663.20 : x
  2. Step 2: Convert to fraction form
    347,327.20/521,019.60 = 110,663.20/x
  3. Step 3: Cross multiply
    347,327.20x = 521,019.60 × 110,663.20
  4. Step 4: Simplify right side
    347,327.20x = 57,657,696,198.72
  5. Step 5: Solve for x
    x = 57,657,696,198.72/347,327.20
  6. Step 6: Final answer
    x = 166,003.98

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1.5x scale

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.