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Finding the Fourth Proportional to 965,465.28, 1,332,234 and 535,763.52

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Solution

The fourth proportional to 965,465.28, 1,332,234 and 535,763.52 is: 739,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,465.28 : 1,332,234 = 535,763.52 : x
  2. Step 2: Convert to fraction form
    965,465.28/1,332,234 = 535,763.52/x
  3. Step 3: Cross multiply
    965,465.28x = 1,332,234 × 535,763.52
  4. Step 4: Simplify right side
    965,465.28x = 713,762,377,303.68
  5. Step 5: Solve for x
    x = 713,762,377,303.68/965,465.28
  6. Step 6: Final answer
    x = 739,293.68

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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.