Home / 965,591.31-1,332,379.94-578,316.04

Finding the Fourth Proportional to 965,591.31, 1,332,379.94 and 578,316.04

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Solution

The fourth proportional to 965,591.31, 1,332,379.94 and 578,316.04 is: 797,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,591.31 : 1,332,379.94 = 578,316.04 : x
  2. Step 2: Convert to fraction form
    965,591.31/1,332,379.94 = 578,316.04/x
  3. Step 3: Cross multiply
    965,591.31x = 1,332,379.94 × 578,316.04
  4. Step 4: Simplify right side
    965,591.31x = 770,536,684,453.71
  5. Step 5: Solve for x
    x = 770,536,684,453.71/965,591.31
  6. Step 6: Final answer
    x = 797,994.63

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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.