Home / 349,310.16-523,526.85-149,395.50

Finding the Fourth Proportional to 349,310.16, 523,526.85 and 149,395.50

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Solution

The fourth proportional to 349,310.16, 523,526.85 and 149,395.50 is: 223,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,310.16 : 523,526.85 = 149,395.50 : x
  2. Step 2: Convert to fraction form
    349,310.16/523,526.85 = 149,395.50/x
  3. Step 3: Cross multiply
    349,310.16x = 523,526.85 × 149,395.50
  4. Step 4: Simplify right side
    349,310.16x = 78,212,555,519.18
  5. Step 5: Solve for x
    x = 78,212,555,519.18/349,310.16
  6. Step 6: Final answer
    x = 223,905.76

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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.