Home / 349,222.76-481,914.60-213,484.04

Finding the Fourth Proportional to 349,222.76, 481,914.60 and 213,484.04

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Solution

The fourth proportional to 349,222.76, 481,914.60 and 213,484.04 is: 294,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,222.76 : 481,914.60 = 213,484.04 : x
  2. Step 2: Convert to fraction form
    349,222.76/481,914.60 = 213,484.04/x
  3. Step 3: Cross multiply
    349,222.76x = 481,914.60 × 213,484.04
  4. Step 4: Simplify right side
    349,222.76x = 102,881,075,742.98
  5. Step 5: Solve for x
    x = 102,881,075,742.98/349,222.76
  6. Step 6: Final answer
    x = 294,600.15

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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.