Home / 446,932.46-670,397.06-180,689.78

Finding the Fourth Proportional to 446,932.46, 670,397.06 and 180,689.78

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Solution

The fourth proportional to 446,932.46, 670,397.06 and 180,689.78 is: 271,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,932.46 : 670,397.06 = 180,689.78 : x
  2. Step 2: Convert to fraction form
    446,932.46/670,397.06 = 180,689.78/x
  3. Step 3: Cross multiply
    446,932.46x = 670,397.06 × 180,689.78
  4. Step 4: Simplify right side
    446,932.46x = 121,133,897,284.05
  5. Step 5: Solve for x
    x = 121,133,897,284.05/446,932.46
  6. Step 6: Final answer
    x = 271,034.01

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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.