Home / 854,574.30-1,179,268.52-467,314.34

Finding the Fourth Proportional to 854,574.30, 1,179,268.52 and 467,314.34

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Solution

The fourth proportional to 854,574.30, 1,179,268.52 and 467,314.34 is: 644,869.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,574.30 : 1,179,268.52 = 467,314.34 : x
  2. Step 2: Convert to fraction form
    854,574.30/1,179,268.52 = 467,314.34/x
  3. Step 3: Cross multiply
    854,574.30x = 1,179,268.52 × 467,314.34
  4. Step 4: Simplify right side
    854,574.30x = 551,089,081,873.66
  5. Step 5: Solve for x
    x = 551,089,081,873.66/854,574.30
  6. Step 6: Final answer
    x = 644,869.71

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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.