Home / 377,935.16-521,544.26-208,185.08

Finding the Fourth Proportional to 377,935.16, 521,544.26 and 208,185.08

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Solution

The fourth proportional to 377,935.16, 521,544.26 and 208,185.08 is: 287,291.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,935.16 : 521,544.26 = 208,185.08 : x
  2. Step 2: Convert to fraction form
    377,935.16/521,544.26 = 208,185.08/x
  3. Step 3: Cross multiply
    377,935.16x = 521,544.26 × 208,185.08
  4. Step 4: Simplify right side
    377,935.16x = 108,577,733,491.64
  5. Step 5: Solve for x
    x = 108,577,733,491.64/377,935.16
  6. Step 6: Final answer
    x = 287,291.96

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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.