Home / 219,303.20-329,086.01-201,457.28

Finding the Fourth Proportional to 219,303.20, 329,086.01 and 201,457.28

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Solution

The fourth proportional to 219,303.20, 329,086.01 and 201,457.28 is: 302,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,303.20 : 329,086.01 = 201,457.28 : x
  2. Step 2: Convert to fraction form
    219,303.20/329,086.01 = 201,457.28/x
  3. Step 3: Cross multiply
    219,303.20x = 329,086.01 × 201,457.28
  4. Step 4: Simplify right side
    219,303.20x = 66,296,773,787.01
  5. Step 5: Solve for x
    x = 66,296,773,787.01/219,303.20
  6. Step 6: Final answer
    x = 302,306.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.