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Finding the Fourth Proportional to 326,772.60, 450,946.26 and 183,528.96

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Solution

The fourth proportional to 326,772.60, 450,946.26 and 183,528.96 is: 253,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,772.60 : 450,946.26 = 183,528.96 : x
  2. Step 2: Convert to fraction form
    326,772.60/450,946.26 = 183,528.96/x
  3. Step 3: Cross multiply
    326,772.60x = 450,946.26 × 183,528.96
  4. Step 4: Simplify right side
    326,772.60x = 82,761,698,113.69
  5. Step 5: Solve for x
    x = 82,761,698,113.69/326,772.60
  6. Step 6: Final answer
    x = 253,270.01

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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.