Home / 331,774.32-457,848.78-180,871.32

Finding the Fourth Proportional to 331,774.32, 457,848.78 and 180,871.32

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Solution

The fourth proportional to 331,774.32, 457,848.78 and 180,871.32 is: 249,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,774.32 : 457,848.78 = 180,871.32 : x
  2. Step 2: Convert to fraction form
    331,774.32/457,848.78 = 180,871.32/x
  3. Step 3: Cross multiply
    331,774.32x = 457,848.78 × 180,871.32
  4. Step 4: Simplify right side
    331,774.32x = 82,811,713,198.99
  5. Step 5: Solve for x
    x = 82,811,713,198.99/331,774.32
  6. Step 6: Final answer
    x = 249,602.54

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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.