Home / 869,962.86-1,200,517.29-482,795.19

Finding the Fourth Proportional to 869,962.86, 1,200,517.29 and 482,795.19

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Solution

The fourth proportional to 869,962.86, 1,200,517.29 and 482,795.19 is: 666,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,962.86 : 1,200,517.29 = 482,795.19 : x
  2. Step 2: Convert to fraction form
    869,962.86/1,200,517.29 = 482,795.19/x
  3. Step 3: Cross multiply
    869,962.86x = 1,200,517.29 × 482,795.19
  4. Step 4: Simplify right side
    869,962.86x = 579,603,973,123.84
  5. Step 5: Solve for x
    x = 579,603,973,123.84/869,962.86
  6. Step 6: Final answer
    x = 666,239.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.