Home / 397,570.08-596,288.16-113,240.64

Finding the Fourth Proportional to 397,570.08, 596,288.16 and 113,240.64

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Solution

The fourth proportional to 397,570.08, 596,288.16 and 113,240.64 is: 169,841.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,570.08 : 596,288.16 = 113,240.64 : x
  2. Step 2: Convert to fraction form
    397,570.08/596,288.16 = 113,240.64/x
  3. Step 3: Cross multiply
    397,570.08x = 596,288.16 × 113,240.64
  4. Step 4: Simplify right side
    397,570.08x = 67,524,052,862.82
  5. Step 5: Solve for x
    x = 67,524,052,862.82/397,570.08
  6. Step 6: Final answer
    x = 169,841.89

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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.