Home / 965,544.78-1,332,315.78-578,269.45

Finding the Fourth Proportional to 965,544.78, 1,332,315.78 and 578,269.45

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Solution

The fourth proportional to 965,544.78, 1,332,315.78 and 578,269.45 is: 797,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,544.78 : 1,332,315.78 = 578,269.45 : x
  2. Step 2: Convert to fraction form
    965,544.78/1,332,315.78 = 578,269.45/x
  3. Step 3: Cross multiply
    965,544.78x = 1,332,315.78 × 578,269.45
  4. Step 4: Simplify right side
    965,544.78x = 770,437,513,326.92
  5. Step 5: Solve for x
    x = 770,437,513,326.92/965,544.78
  6. Step 6: Final answer
    x = 797,930.38

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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.