Home / 382,885.11-574,327.53-102,395.07

Finding the Fourth Proportional to 382,885.11, 574,327.53 and 102,395.07

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Solution

The fourth proportional to 382,885.11, 574,327.53 and 102,395.07 is: 153,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,885.11 : 574,327.53 = 102,395.07 : x
  2. Step 2: Convert to fraction form
    382,885.11/574,327.53 = 102,395.07/x
  3. Step 3: Cross multiply
    382,885.11x = 574,327.53 × 102,395.07
  4. Step 4: Simplify right side
    382,885.11x = 58,808,307,637.28
  5. Step 5: Solve for x
    x = 58,808,307,637.28/382,885.11
  6. Step 6: Final answer
    x = 153,592.57

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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.