Home / 471,619.98-706,985.27-234,738.72

Finding the Fourth Proportional to 471,619.98, 706,985.27 and 234,738.72

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Solution

The fourth proportional to 471,619.98, 706,985.27 and 234,738.72 is: 351,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,619.98 : 706,985.27 = 234,738.72 : x
  2. Step 2: Convert to fraction form
    471,619.98/706,985.27 = 234,738.72/x
  3. Step 3: Cross multiply
    471,619.98x = 706,985.27 × 234,738.72
  4. Step 4: Simplify right side
    471,619.98x = 165,956,813,803.73
  5. Step 5: Solve for x
    x = 165,956,813,803.73/471,619.98
  6. Step 6: Final answer
    x = 351,886.74

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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.