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Finding the Fourth Proportional to 361,529.84, 498,852.54 and 225,542.16

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Solution

The fourth proportional to 361,529.84, 498,852.54 and 225,542.16 is: 311,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,529.84 : 498,852.54 = 225,542.16 : x
  2. Step 2: Convert to fraction form
    361,529.84/498,852.54 = 225,542.16/x
  3. Step 3: Cross multiply
    361,529.84x = 498,852.54 × 225,542.16
  4. Step 4: Simplify right side
    361,529.84x = 112,512,279,393.09
  5. Step 5: Solve for x
    x = 112,512,279,393.09/361,529.84
  6. Step 6: Final answer
    x = 311,211.60

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1.5x scale

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.