Home / 370,281.83-510,985.97-200,515.96

Finding the Fourth Proportional to 370,281.83, 510,985.97 and 200,515.96

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Solution

The fourth proportional to 370,281.83, 510,985.97 and 200,515.96 is: 276,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,281.83 : 510,985.97 = 200,515.96 : x
  2. Step 2: Convert to fraction form
    370,281.83/510,985.97 = 200,515.96/x
  3. Step 3: Cross multiply
    370,281.83x = 510,985.97 × 200,515.96
  4. Step 4: Simplify right side
    370,281.83x = 102,460,839,834.87
  5. Step 5: Solve for x
    x = 102,460,839,834.87/370,281.83
  6. Step 6: Final answer
    x = 276,710.42

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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.