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Finding the Fourth Proportional to 475,006.82, 712,443.99 and 119,998.82

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Solution

The fourth proportional to 475,006.82, 712,443.99 and 119,998.82 is: 179,981.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,006.82 : 712,443.99 = 119,998.82 : x
  2. Step 2: Convert to fraction form
    475,006.82/712,443.99 = 119,998.82/x
  3. Step 3: Cross multiply
    475,006.82x = 712,443.99 × 119,998.82
  4. Step 4: Simplify right side
    475,006.82x = 85,492,438,116.09
  5. Step 5: Solve for x
    x = 85,492,438,116.09/475,006.82
  6. Step 6: Final answer
    x = 179,981.50

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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.