Home / 963,440.32-1,444,629.60-331,833.28

Finding the Fourth Proportional to 963,440.32, 1,444,629.60 and 331,833.28

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Solution

The fourth proportional to 963,440.32, 1,444,629.60 and 331,833.28 is: 497,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,440.32 : 1,444,629.60 = 331,833.28 : x
  2. Step 2: Convert to fraction form
    963,440.32/1,444,629.60 = 331,833.28/x
  3. Step 3: Cross multiply
    963,440.32x = 1,444,629.60 × 331,833.28
  4. Step 4: Simplify right side
    963,440.32x = 479,376,178,553.09
  5. Step 5: Solve for x
    x = 479,376,178,553.09/963,440.32
  6. Step 6: Final answer
    x = 497,567.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.