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Finding the Fourth Proportional to 433,710.30, 650,565.45 and 276,051.90

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Solution

The fourth proportional to 433,710.30, 650,565.45 and 276,051.90 is: 414,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,710.30 : 650,565.45 = 276,051.90 : x
  2. Step 2: Convert to fraction form
    433,710.30/650,565.45 = 276,051.90/x
  3. Step 3: Cross multiply
    433,710.30x = 650,565.45 × 276,051.90
  4. Step 4: Simplify right side
    433,710.30x = 179,589,828,546.86
  5. Step 5: Solve for x
    x = 179,589,828,546.86/433,710.30
  6. Step 6: Final answer
    x = 414,077.85

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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.