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Finding the Fourth Proportional to 965,765.76, 1,332,737.76 and 536,051.04

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Solution

The fourth proportional to 965,765.76, 1,332,737.76 and 536,051.04 is: 739,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,765.76 : 1,332,737.76 = 536,051.04 : x
  2. Step 2: Convert to fraction form
    965,765.76/1,332,737.76 = 536,051.04/x
  3. Step 3: Cross multiply
    965,765.76x = 1,332,737.76 × 536,051.04
  4. Step 4: Simplify right side
    965,765.76x = 714,415,462,295.27
  5. Step 5: Solve for x
    x = 714,415,462,295.27/965,765.76
  6. Step 6: Final answer
    x = 739,739.90

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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.