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Finding the Fourth Proportional to 360,502.00, 540,714.07 and 120,588.70

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Solution

The fourth proportional to 360,502.00, 540,714.07 and 120,588.70 is: 180,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,502.00 : 540,714.07 = 120,588.70 : x
  2. Step 2: Convert to fraction form
    360,502.00/540,714.07 = 120,588.70/x
  3. Step 3: Cross multiply
    360,502.00x = 540,714.07 × 120,588.70
  4. Step 4: Simplify right side
    360,502.00x = 65,204,004,069.44
  5. Step 5: Solve for x
    x = 65,204,004,069.44/360,502.00
  6. Step 6: Final answer
    x = 180,870.02

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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.