Home / 829,463.90-1,244,679.41-349,662.32

Finding the Fourth Proportional to 829,463.90, 1,244,679.41 and 349,662.32

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Solution

The fourth proportional to 829,463.90, 1,244,679.41 and 349,662.32 is: 524,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,463.90 : 1,244,679.41 = 349,662.32 : x
  2. Step 2: Convert to fraction form
    829,463.90/1,244,679.41 = 349,662.32/x
  3. Step 3: Cross multiply
    829,463.90x = 1,244,679.41 × 349,662.32
  4. Step 4: Simplify right side
    829,463.90x = 435,217,489,475.14
  5. Step 5: Solve for x
    x = 435,217,489,475.14/829,463.90
  6. Step 6: Final answer
    x = 524,697.33

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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.