Home / 475,227.36-712,842.57-120,241.35

Finding the Fourth Proportional to 475,227.36, 712,842.57 and 120,241.35

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Solution

The fourth proportional to 475,227.36, 712,842.57 and 120,241.35 is: 180,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,227.36 : 712,842.57 = 120,241.35 : x
  2. Step 2: Convert to fraction form
    475,227.36/712,842.57 = 120,241.35/x
  3. Step 3: Cross multiply
    475,227.36x = 712,842.57 × 120,241.35
  4. Step 4: Simplify right side
    475,227.36x = 85,713,152,954.27
  5. Step 5: Solve for x
    x = 85,713,152,954.27/475,227.36
  6. Step 6: Final answer
    x = 180,362.41

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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.