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Finding the Fourth Proportional to 576,113.44, 864,304.56 and 197,037.10

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Solution

The fourth proportional to 576,113.44, 864,304.56 and 197,037.10 is: 295,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,113.44 : 864,304.56 = 197,037.10 : x
  2. Step 2: Convert to fraction form
    576,113.44/864,304.56 = 197,037.10/x
  3. Step 3: Cross multiply
    576,113.44x = 864,304.56 × 197,037.10
  4. Step 4: Simplify right side
    576,113.44x = 170,300,064,019.18
  5. Step 5: Solve for x
    x = 170,300,064,019.18/576,113.44
  6. Step 6: Final answer
    x = 295,601.62

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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.