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Finding the Fourth Proportional to 488,953.98, 733,006.98 and 189,228.24

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Solution

The fourth proportional to 488,953.98, 733,006.98 and 189,228.24 is: 283,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,953.98 : 733,006.98 = 189,228.24 : x
  2. Step 2: Convert to fraction form
    488,953.98/733,006.98 = 189,228.24/x
  3. Step 3: Cross multiply
    488,953.98x = 733,006.98 × 189,228.24
  4. Step 4: Simplify right side
    488,953.98x = 138,705,620,733.12
  5. Step 5: Solve for x
    x = 138,705,620,733.12/488,953.98
  6. Step 6: Final answer
    x = 283,678.27

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1.5x scale

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.