Home / 527,242.08-790,699.50-190,238.97

Finding the Fourth Proportional to 527,242.08, 790,699.50 and 190,238.97

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Solution

The fourth proportional to 527,242.08, 790,699.50 and 190,238.97 is: 285,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,242.08 : 790,699.50 = 190,238.97 : x
  2. Step 2: Convert to fraction form
    527,242.08/790,699.50 = 190,238.97/x
  3. Step 3: Cross multiply
    527,242.08x = 790,699.50 × 190,238.97
  4. Step 4: Simplify right side
    527,242.08x = 150,421,858,459.52
  5. Step 5: Solve for x
    x = 150,421,858,459.52/527,242.08
  6. Step 6: Final answer
    x = 285,299.42

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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.