Home / 922,961.36-1,384,435.82-496,697.76

Finding the Fourth Proportional to 922,961.36, 1,384,435.82 and 496,697.76

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Solution

The fourth proportional to 922,961.36, 1,384,435.82 and 496,697.76 is: 745,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,961.36 : 1,384,435.82 = 496,697.76 : x
  2. Step 2: Convert to fraction form
    922,961.36/1,384,435.82 = 496,697.76/x
  3. Step 3: Cross multiply
    922,961.36x = 1,384,435.82 × 496,697.76
  4. Step 4: Simplify right side
    922,961.36x = 687,646,170,657.76
  5. Step 5: Solve for x
    x = 687,646,170,657.76/922,961.36
  6. Step 6: Final answer
    x = 745,043.29

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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.