Home / 349,769.34-523,567.95-189,447.06

Finding the Fourth Proportional to 349,769.34, 523,567.95 and 189,447.06

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Solution

The fourth proportional to 349,769.34, 523,567.95 and 189,447.06 is: 283,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,769.34 : 523,567.95 = 189,447.06 : x
  2. Step 2: Convert to fraction form
    349,769.34/523,567.95 = 189,447.06/x
  3. Step 3: Cross multiply
    349,769.34x = 523,567.95 × 189,447.06
  4. Step 4: Simplify right side
    349,769.34x = 99,188,408,837.73
  5. Step 5: Solve for x
    x = 99,188,408,837.73/349,769.34
  6. Step 6: Final answer
    x = 283,582.34

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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.