Home / 774,334.68-1,068,832.44-501,921.96

Finding the Fourth Proportional to 774,334.68, 1,068,832.44 and 501,921.96

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Solution

The fourth proportional to 774,334.68, 1,068,832.44 and 501,921.96 is: 692,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,334.68 : 1,068,832.44 = 501,921.96 : x
  2. Step 2: Convert to fraction form
    774,334.68/1,068,832.44 = 501,921.96/x
  3. Step 3: Cross multiply
    774,334.68x = 1,068,832.44 × 501,921.96
  4. Step 4: Simplify right side
    774,334.68x = 536,470,473,196.38
  5. Step 5: Solve for x
    x = 536,470,473,196.38/774,334.68
  6. Step 6: Final answer
    x = 692,814.73

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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.