Home / 578,796.32-868,336.56-467,485.28

Finding the Fourth Proportional to 578,796.32, 868,336.56 and 467,485.28

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Solution

The fourth proportional to 578,796.32, 868,336.56 and 467,485.28 is: 701,342.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,796.32 : 868,336.56 = 467,485.28 : x
  2. Step 2: Convert to fraction form
    578,796.32/868,336.56 = 467,485.28/x
  3. Step 3: Cross multiply
    578,796.32x = 868,336.56 × 467,485.28
  4. Step 4: Simplify right side
    578,796.32x = 405,934,559,885.84
  5. Step 5: Solve for x
    x = 405,934,559,885.84/578,796.32
  6. Step 6: Final answer
    x = 701,342.68

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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.