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Finding the Fourth Proportional to 554,772.64, 832,245.36 and 180,708.64

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Solution

The fourth proportional to 554,772.64, 832,245.36 and 180,708.64 is: 271,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,772.64 : 832,245.36 = 180,708.64 : x
  2. Step 2: Convert to fraction form
    554,772.64/832,245.36 = 180,708.64/x
  3. Step 3: Cross multiply
    554,772.64x = 832,245.36 × 180,708.64
  4. Step 4: Simplify right side
    554,772.64x = 150,393,927,151.91
  5. Step 5: Solve for x
    x = 150,393,927,151.91/554,772.64
  6. Step 6: Final answer
    x = 271,091.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.