Home / 318,266.46-439,197.66-175,026.06

Finding the Fourth Proportional to 318,266.46, 439,197.66 and 175,026.06

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Solution

The fourth proportional to 318,266.46, 439,197.66 and 175,026.06 is: 241,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,266.46 : 439,197.66 = 175,026.06 : x
  2. Step 2: Convert to fraction form
    318,266.46/439,197.66 = 175,026.06/x
  3. Step 3: Cross multiply
    318,266.46x = 439,197.66 × 175,026.06
  4. Step 4: Simplify right side
    318,266.46x = 76,871,035,991.02
  5. Step 5: Solve for x
    x = 76,871,035,991.02/318,266.46
  6. Step 6: Final answer
    x = 241,530.43

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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.