Home / 810,674.46-1,118,576.79-508,732.38

Finding the Fourth Proportional to 810,674.46, 1,118,576.79 and 508,732.38

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Solution

The fourth proportional to 810,674.46, 1,118,576.79 and 508,732.38 is: 701,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,674.46 : 1,118,576.79 = 508,732.38 : x
  2. Step 2: Convert to fraction form
    810,674.46/1,118,576.79 = 508,732.38/x
  3. Step 3: Cross multiply
    810,674.46x = 1,118,576.79 × 508,732.38
  4. Step 4: Simplify right side
    810,674.46x = 569,056,232,589.46
  5. Step 5: Solve for x
    x = 569,056,232,589.46/810,674.46
  6. Step 6: Final answer
    x = 701,954.07

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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.