Home / 513,196.74-708,182.79-283,740.66

Finding the Fourth Proportional to 513,196.74, 708,182.79 and 283,740.66

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Solution

The fourth proportional to 513,196.74, 708,182.79 and 283,740.66 is: 391,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,196.74 : 708,182.79 = 283,740.66 : x
  2. Step 2: Convert to fraction form
    513,196.74/708,182.79 = 283,740.66/x
  3. Step 3: Cross multiply
    513,196.74x = 708,182.79 × 283,740.66
  4. Step 4: Simplify right side
    513,196.74x = 200,940,252,235.24
  5. Step 5: Solve for x
    x = 200,940,252,235.24/513,196.74
  6. Step 6: Final answer
    x = 391,546.24

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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.