Home / 753,045.60-1,129,561.20-184,429.20

Finding the Fourth Proportional to 753,045.60, 1,129,561.20 and 184,429.20

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Solution

The fourth proportional to 753,045.60, 1,129,561.20 and 184,429.20 is: 276,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,045.60 : 1,129,561.20 = 184,429.20 : x
  2. Step 2: Convert to fraction form
    753,045.60/1,129,561.20 = 184,429.20/x
  3. Step 3: Cross multiply
    753,045.60x = 1,129,561.20 × 184,429.20
  4. Step 4: Simplify right side
    753,045.60x = 208,324,068,467.04
  5. Step 5: Solve for x
    x = 208,324,068,467.04/753,045.60
  6. Step 6: Final answer
    x = 276,642.04

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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.