Home / 349,740.30-524,610.45-223,769.10

Finding the Fourth Proportional to 349,740.30, 524,610.45 and 223,769.10

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Solution

The fourth proportional to 349,740.30, 524,610.45 and 223,769.10 is: 335,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,740.30 : 524,610.45 = 223,769.10 : x
  2. Step 2: Convert to fraction form
    349,740.30/524,610.45 = 223,769.10/x
  3. Step 3: Cross multiply
    349,740.30x = 524,610.45 × 223,769.10
  4. Step 4: Simplify right side
    349,740.30x = 117,391,608,247.10
  5. Step 5: Solve for x
    x = 117,391,608,247.10/349,740.30
  6. Step 6: Final answer
    x = 335,653.65

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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.