Home / 463,823.32-641,364.60-368,163.94

Finding the Fourth Proportional to 463,823.32, 641,364.60 and 368,163.94

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Solution

The fourth proportional to 463,823.32, 641,364.60 and 368,163.94 is: 509,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,823.32 : 641,364.60 = 368,163.94 : x
  2. Step 2: Convert to fraction form
    463,823.32/641,364.60 = 368,163.94/x
  3. Step 3: Cross multiply
    463,823.32x = 641,364.60 × 368,163.94
  4. Step 4: Simplify right side
    463,823.32x = 236,127,318,112.52
  5. Step 5: Solve for x
    x = 236,127,318,112.52/463,823.32
  6. Step 6: Final answer
    x = 509,088.93

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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.