Home / 771,186.66-1,156,829.00-238,662.96

Finding the Fourth Proportional to 771,186.66, 1,156,829.00 and 238,662.96

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Solution

The fourth proportional to 771,186.66, 1,156,829.00 and 238,662.96 is: 358,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,186.66 : 1,156,829.00 = 238,662.96 : x
  2. Step 2: Convert to fraction form
    771,186.66/1,156,829.00 = 238,662.96/x
  3. Step 3: Cross multiply
    771,186.66x = 1,156,829.00 × 238,662.96
  4. Step 4: Simplify right side
    771,186.66x = 276,092,232,160.53
  5. Step 5: Solve for x
    x = 276,092,232,160.53/771,186.66
  6. Step 6: Final answer
    x = 358,009.61

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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.