Home / 362,559.09-500,377.67-219,320.15

Finding the Fourth Proportional to 362,559.09, 500,377.67 and 219,320.15

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Solution

The fourth proportional to 362,559.09, 500,377.67 and 219,320.15 is: 302,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,559.09 : 500,377.67 = 219,320.15 : x
  2. Step 2: Convert to fraction form
    362,559.09/500,377.67 = 219,320.15/x
  3. Step 3: Cross multiply
    362,559.09x = 500,377.67 × 219,320.15
  4. Step 4: Simplify right side
    362,559.09x = 109,742,906,617.84
  5. Step 5: Solve for x
    x = 109,742,906,617.84/362,559.09
  6. Step 6: Final answer
    x = 302,689.72

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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.