Home / 537,421.64-741,949.06-356,379.56

Finding the Fourth Proportional to 537,421.64, 741,949.06 and 356,379.56

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Solution

The fourth proportional to 537,421.64, 741,949.06 and 356,379.56 is: 492,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,421.64 : 741,949.06 = 356,379.56 : x
  2. Step 2: Convert to fraction form
    537,421.64/741,949.06 = 356,379.56/x
  3. Step 3: Cross multiply
    537,421.64x = 741,949.06 × 356,379.56
  4. Step 4: Simplify right side
    537,421.64x = 264,415,479,545.21
  5. Step 5: Solve for x
    x = 264,415,479,545.21/537,421.64
  6. Step 6: Final answer
    x = 492,007.50

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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.