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Finding the Fourth Proportional to 332,426.77, 461,845.93 and 328,440.94

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Solution

The fourth proportional to 332,426.77, 461,845.93 and 328,440.94 is: 456,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,426.77 : 461,845.93 = 328,440.94 : x
  2. Step 2: Convert to fraction form
    332,426.77/461,845.93 = 328,440.94/x
  3. Step 3: Cross multiply
    332,426.77x = 461,845.93 × 328,440.94
  4. Step 4: Simplify right side
    332,426.77x = 151,689,111,384.37
  5. Step 5: Solve for x
    x = 151,689,111,384.37/332,426.77
  6. Step 6: Final answer
    x = 456,308.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.