Home / 964,558.45-1,331,025.78-534,822.67

Finding the Fourth Proportional to 964,558.45, 1,331,025.78 and 534,822.67

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Solution

The fourth proportional to 964,558.45, 1,331,025.78 and 534,822.67 is: 738,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,558.45 : 1,331,025.78 = 534,822.67 : x
  2. Step 2: Convert to fraction form
    964,558.45/1,331,025.78 = 534,822.67/x
  3. Step 3: Cross multiply
    964,558.45x = 1,331,025.78 × 534,822.67
  4. Step 4: Simplify right side
    964,558.45x = 711,862,761,498.43
  5. Step 5: Solve for x
    x = 711,862,761,498.43/964,558.45
  6. Step 6: Final answer
    x = 738,019.31

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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.