Home / 965,698.27-1,332,725.91-535,978.42

Finding the Fourth Proportional to 965,698.27, 1,332,725.91 and 535,978.42

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Solution

The fourth proportional to 965,698.27, 1,332,725.91 and 535,978.42 is: 739,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,698.27 : 1,332,725.91 = 535,978.42 : x
  2. Step 2: Convert to fraction form
    965,698.27/1,332,725.91 = 535,978.42/x
  3. Step 3: Cross multiply
    965,698.27x = 1,332,725.91 × 535,978.42
  4. Step 4: Simplify right side
    965,698.27x = 714,312,327,534.86
  5. Step 5: Solve for x
    x = 714,312,327,534.86/965,698.27
  6. Step 6: Final answer
    x = 739,684.80

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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.