Home / 488,142.24-732,282.90-151,209.36

Finding the Fourth Proportional to 488,142.24, 732,282.90 and 151,209.36

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Solution

The fourth proportional to 488,142.24, 732,282.90 and 151,209.36 is: 226,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,142.24 : 732,282.90 = 151,209.36 : x
  2. Step 2: Convert to fraction form
    488,142.24/732,282.90 = 151,209.36/x
  3. Step 3: Cross multiply
    488,142.24x = 732,282.90 × 151,209.36
  4. Step 4: Simplify right side
    488,142.24x = 110,728,028,647.94
  5. Step 5: Solve for x
    x = 110,728,028,647.94/488,142.24
  6. Step 6: Final answer
    x = 226,835.58

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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.