Home / 965,879.48-1,332,846.97-536,125.78

Finding the Fourth Proportional to 965,879.48, 1,332,846.97 and 536,125.78

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Solution

The fourth proportional to 965,879.48, 1,332,846.97 and 536,125.78 is: 739,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,879.48 : 1,332,846.97 = 536,125.78 : x
  2. Step 2: Convert to fraction form
    965,879.48/1,332,846.97 = 536,125.78/x
  3. Step 3: Cross multiply
    965,879.48x = 1,332,846.97 × 536,125.78
  4. Step 4: Simplify right side
    965,879.48x = 714,573,621,411.89
  5. Step 5: Solve for x
    x = 714,573,621,411.89/965,879.48
  6. Step 6: Final answer
    x = 739,816.55

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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.