Home / 513,189.24-708,172.44-283,733.16

Finding the Fourth Proportional to 513,189.24, 708,172.44 and 283,733.16

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Solution

The fourth proportional to 513,189.24, 708,172.44 and 283,733.16 is: 391,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,189.24 : 708,172.44 = 283,733.16 : x
  2. Step 2: Convert to fraction form
    513,189.24/708,172.44 = 283,733.16/x
  3. Step 3: Cross multiply
    513,189.24x = 708,172.44 × 283,733.16
  4. Step 4: Simplify right side
    513,189.24x = 200,932,004,226.11
  5. Step 5: Solve for x
    x = 200,932,004,226.11/513,189.24
  6. Step 6: Final answer
    x = 391,535.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.