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Finding the Fourth Proportional to 607,153.96, 910,650.30 and 180,682.12

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Solution

The fourth proportional to 607,153.96, 910,650.30 and 180,682.12 is: 270,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,153.96 : 910,650.30 = 180,682.12 : x
  2. Step 2: Convert to fraction form
    607,153.96/910,650.30 = 180,682.12/x
  3. Step 3: Cross multiply
    607,153.96x = 910,650.30 × 180,682.12
  4. Step 4: Simplify right side
    607,153.96x = 164,538,226,782.64
  5. Step 5: Solve for x
    x = 164,538,226,782.64/607,153.96
  6. Step 6: Final answer
    x = 270,999.18

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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.