Home / 316,984.90-475,899.66-183,960.64

Finding the Fourth Proportional to 316,984.90, 475,899.66 and 183,960.64

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Solution

The fourth proportional to 316,984.90, 475,899.66 and 183,960.64 is: 276,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,984.90 : 475,899.66 = 183,960.64 : x
  2. Step 2: Convert to fraction form
    316,984.90/475,899.66 = 183,960.64/x
  3. Step 3: Cross multiply
    316,984.90x = 475,899.66 × 183,960.64
  4. Step 4: Simplify right side
    316,984.90x = 87,546,806,029.38
  5. Step 5: Solve for x
    x = 87,546,806,029.38/316,984.90
  6. Step 6: Final answer
    x = 276,186.05

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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.