Home / 349,739.38-524,477.85-113,018.50

Finding the Fourth Proportional to 349,739.38, 524,477.85 and 113,018.50

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Solution

The fourth proportional to 349,739.38, 524,477.85 and 113,018.50 is: 169,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,739.38 : 524,477.85 = 113,018.50 : x
  2. Step 2: Convert to fraction form
    349,739.38/524,477.85 = 113,018.50/x
  3. Step 3: Cross multiply
    349,739.38x = 524,477.85 × 113,018.50
  4. Step 4: Simplify right side
    349,739.38x = 59,275,699,890.23
  5. Step 5: Solve for x
    x = 59,275,699,890.23/349,739.38
  6. Step 6: Final answer
    x = 169,485.35

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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.