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Finding the Fourth Proportional to 358,228.68, 536,900.16 and 180,786.48

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Solution

The fourth proportional to 358,228.68, 536,900.16 and 180,786.48 is: 270,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,228.68 : 536,900.16 = 180,786.48 : x
  2. Step 2: Convert to fraction form
    358,228.68/536,900.16 = 180,786.48/x
  3. Step 3: Cross multiply
    358,228.68x = 536,900.16 × 180,786.48
  4. Step 4: Simplify right side
    358,228.68x = 97,064,290,037.84
  5. Step 5: Solve for x
    x = 97,064,290,037.84/358,228.68
  6. Step 6: Final answer
    x = 270,956.22

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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.