Home / 651,611.49-977,110.52-252,439.17

Finding the Fourth Proportional to 651,611.49, 977,110.52 and 252,439.17

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Solution

The fourth proportional to 651,611.49, 977,110.52 and 252,439.17 is: 378,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,611.49 : 977,110.52 = 252,439.17 : x
  2. Step 2: Convert to fraction form
    651,611.49/977,110.52 = 252,439.17/x
  3. Step 3: Cross multiply
    651,611.49x = 977,110.52 × 252,439.17
  4. Step 4: Simplify right side
    651,611.49x = 246,660,967,404.87
  5. Step 5: Solve for x
    x = 246,660,967,404.87/651,611.49
  6. Step 6: Final answer
    x = 378,539.93

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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.