Home / 964,825.35-1,331,540.76-535,243.88

Finding the Fourth Proportional to 964,825.35, 1,331,540.76 and 535,243.88

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Solution

The fourth proportional to 964,825.35, 1,331,540.76 and 535,243.88 is: 738,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,825.35 : 1,331,540.76 = 535,243.88 : x
  2. Step 2: Convert to fraction form
    964,825.35/1,331,540.76 = 535,243.88/x
  3. Step 3: Cross multiply
    964,825.35x = 1,331,540.76 × 535,243.88
  4. Step 4: Simplify right side
    964,825.35x = 712,699,036,102.85
  5. Step 5: Solve for x
    x = 712,699,036,102.85/964,825.35
  6. Step 6: Final answer
    x = 738,681.91

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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.