Home / 965,261.77-1,332,061.40-535,540.87

Finding the Fourth Proportional to 965,261.77, 1,332,061.40 and 535,540.87

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Solution

The fourth proportional to 965,261.77, 1,332,061.40 and 535,540.87 is: 739,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,261.77 : 1,332,061.40 = 535,540.87 : x
  2. Step 2: Convert to fraction form
    965,261.77/1,332,061.40 = 535,540.87/x
  3. Step 3: Cross multiply
    965,261.77x = 1,332,061.40 × 535,540.87
  4. Step 4: Simplify right side
    965,261.77x = 713,373,321,049.42
  5. Step 5: Solve for x
    x = 713,373,321,049.42/965,261.77
  6. Step 6: Final answer
    x = 739,046.49

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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.