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Finding the Fourth Proportional to 606,972.60, 848,187 and 606,972.60

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Solution

The fourth proportional to 606,972.60, 848,187 and 606,972.60 is: 848,187

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,972.60 : 848,187 = 606,972.60 : x
  2. Step 2: Convert to fraction form
    606,972.60/848,187 = 606,972.60/x
  3. Step 3: Cross multiply
    606,972.60x = 848,187 × 606,972.60
  4. Step 4: Simplify right side
    606,972.60x = 514,826,268,676.20
  5. Step 5: Solve for x
    x = 514,826,268,676.20/606,972.60
  6. Step 6: Final answer
    x = 848,187

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.