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Finding the Fourth Proportional to 395,852.60, 546,263.33 and 234,611.94

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Solution

The fourth proportional to 395,852.60, 546,263.33 and 234,611.94 is: 323,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,852.60 : 546,263.33 = 234,611.94 : x
  2. Step 2: Convert to fraction form
    395,852.60/546,263.33 = 234,611.94/x
  3. Step 3: Cross multiply
    395,852.60x = 546,263.33 × 234,611.94
  4. Step 4: Simplify right side
    395,852.60x = 128,159,900,477.59
  5. Step 5: Solve for x
    x = 128,159,900,477.59/395,852.60
  6. Step 6: Final answer
    x = 323,756.62

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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.