Home / 305,844.10-458,955.60-177,820.64

Finding the Fourth Proportional to 305,844.10, 458,955.60 and 177,820.64

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Solution

The fourth proportional to 305,844.10, 458,955.60 and 177,820.64 is: 266,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,844.10 : 458,955.60 = 177,820.64 : x
  2. Step 2: Convert to fraction form
    305,844.10/458,955.60 = 177,820.64/x
  3. Step 3: Cross multiply
    305,844.10x = 458,955.60 × 177,820.64
  4. Step 4: Simplify right side
    305,844.10x = 81,611,776,228.81
  5. Step 5: Solve for x
    x = 81,611,776,228.81/305,844.10
  6. Step 6: Final answer
    x = 266,841.10

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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.