Home / 526,052.17-789,012.64-210,511.81

Finding the Fourth Proportional to 526,052.17, 789,012.64 and 210,511.81

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Solution

The fourth proportional to 526,052.17, 789,012.64 and 210,511.81 is: 315,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,052.17 : 789,012.64 = 210,511.81 : x
  2. Step 2: Convert to fraction form
    526,052.17/789,012.64 = 210,511.81/x
  3. Step 3: Cross multiply
    526,052.17x = 789,012.64 × 210,511.81
  4. Step 4: Simplify right side
    526,052.17x = 166,096,473,961.66
  5. Step 5: Solve for x
    x = 166,096,473,961.66/526,052.17
  6. Step 6: Final answer
    x = 315,741.45

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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.