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Finding the Fourth Proportional to 672,074.73, 927,460.32 and 366,150.16

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Solution

The fourth proportional to 672,074.73, 927,460.32 and 366,150.16 is: 505,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,074.73 : 927,460.32 = 366,150.16 : x
  2. Step 2: Convert to fraction form
    672,074.73/927,460.32 = 366,150.16/x
  3. Step 3: Cross multiply
    672,074.73x = 927,460.32 × 366,150.16
  4. Step 4: Simplify right side
    672,074.73x = 339,589,739,924.35
  5. Step 5: Solve for x
    x = 339,589,739,924.35/672,074.73
  6. Step 6: Final answer
    x = 505,285.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.