Home / 774,027.86-1,068,185.46-429,869.54

Finding the Fourth Proportional to 774,027.86, 1,068,185.46 and 429,869.54

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Solution

The fourth proportional to 774,027.86, 1,068,185.46 and 429,869.54 is: 593,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,027.86 : 1,068,185.46 = 429,869.54 : x
  2. Step 2: Convert to fraction form
    774,027.86/1,068,185.46 = 429,869.54/x
  3. Step 3: Cross multiply
    774,027.86x = 1,068,185.46 × 429,869.54
  4. Step 4: Simplify right side
    774,027.86x = 459,180,392,324.89
  5. Step 5: Solve for x
    x = 459,180,392,324.89/774,027.86
  6. Step 6: Final answer
    x = 593,234.97

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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.