Home / 735,928.45-1,015,590.90-413,619.73

Finding the Fourth Proportional to 735,928.45, 1,015,590.90 and 413,619.73

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Solution

The fourth proportional to 735,928.45, 1,015,590.90 and 413,619.73 is: 570,800.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,928.45 : 1,015,590.90 = 413,619.73 : x
  2. Step 2: Convert to fraction form
    735,928.45/1,015,590.90 = 413,619.73/x
  3. Step 3: Cross multiply
    735,928.45x = 1,015,590.90 × 413,619.73
  4. Step 4: Simplify right side
    735,928.45x = 420,068,433,848.46
  5. Step 5: Solve for x
    x = 420,068,433,848.46/735,928.45
  6. Step 6: Final answer
    x = 570,800.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.