Home / 447,246.02-670,732.44-127,424

Finding the Fourth Proportional to 447,246.02, 670,732.44 and 127,424

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Solution

The fourth proportional to 447,246.02, 670,732.44 and 127,424 is: 191,097.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,246.02 : 670,732.44 = 127,424 : x
  2. Step 2: Convert to fraction form
    447,246.02/670,732.44 = 127,424/x
  3. Step 3: Cross multiply
    447,246.02x = 670,732.44 × 127,424
  4. Step 4: Simplify right side
    447,246.02x = 85,467,410,434.56
  5. Step 5: Solve for x
    x = 85,467,410,434.56/447,246.02
  6. Step 6: Final answer
    x = 191,097.08

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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.