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Finding the Fourth Proportional to 588,225.96, 881,908.78 and 188,639.28

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Solution

The fourth proportional to 588,225.96, 881,908.78 and 188,639.28 is: 282,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,225.96 : 881,908.78 = 188,639.28 : x
  2. Step 2: Convert to fraction form
    588,225.96/881,908.78 = 188,639.28/x
  3. Step 3: Cross multiply
    588,225.96x = 881,908.78 × 188,639.28
  4. Step 4: Simplify right side
    588,225.96x = 166,362,637,284.88
  5. Step 5: Solve for x
    x = 166,362,637,284.88/588,225.96
  6. Step 6: Final answer
    x = 282,820.97

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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.