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Finding the Fourth Proportional to 475,350.62, 713,027.56 and 120,364.48

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Solution

The fourth proportional to 475,350.62, 713,027.56 and 120,364.48 is: 180,547.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,350.62 : 713,027.56 = 120,364.48 : x
  2. Step 2: Convert to fraction form
    475,350.62/713,027.56 = 120,364.48/x
  3. Step 3: Cross multiply
    475,350.62x = 713,027.56 × 120,364.48
  4. Step 4: Simplify right side
    475,350.62x = 85,823,187,619.02
  5. Step 5: Solve for x
    x = 85,823,187,619.02/475,350.62
  6. Step 6: Final answer
    x = 180,547.12

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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.