Home / 349,214.12-523,382.93-149,299.53

Finding the Fourth Proportional to 349,214.12, 523,382.93 and 149,299.53

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Solution

The fourth proportional to 349,214.12, 523,382.93 and 149,299.53 is: 223,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,214.12 : 523,382.93 = 149,299.53 : x
  2. Step 2: Convert to fraction form
    349,214.12/523,382.93 = 149,299.53/x
  3. Step 3: Cross multiply
    349,214.12x = 523,382.93 × 149,299.53
  4. Step 4: Simplify right side
    349,214.12x = 78,140,824,712.53
  5. Step 5: Solve for x
    x = 78,140,824,712.53/349,214.12
  6. Step 6: Final answer
    x = 223,761.93

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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.