Home / 570,764.37-787,652.86-329,045.79

Finding the Fourth Proportional to 570,764.37, 787,652.86 and 329,045.79

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Solution

The fourth proportional to 570,764.37, 787,652.86 and 329,045.79 is: 454,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,764.37 : 787,652.86 = 329,045.79 : x
  2. Step 2: Convert to fraction form
    570,764.37/787,652.86 = 329,045.79/x
  3. Step 3: Cross multiply
    570,764.37x = 787,652.86 × 329,045.79
  4. Step 4: Simplify right side
    570,764.37x = 259,173,857,564.46
  5. Step 5: Solve for x
    x = 259,173,857,564.46/570,764.37
  6. Step 6: Final answer
    x = 454,082.05

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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.