Home / 503,829.61-695,427.89-331,873.09

Finding the Fourth Proportional to 503,829.61, 695,427.89 and 331,873.09

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Solution

The fourth proportional to 503,829.61, 695,427.89 and 331,873.09 is: 458,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,829.61 : 695,427.89 = 331,873.09 : x
  2. Step 2: Convert to fraction form
    503,829.61/695,427.89 = 331,873.09/x
  3. Step 3: Cross multiply
    503,829.61x = 695,427.89 × 331,873.09
  4. Step 4: Simplify right side
    503,829.61x = 230,793,802,726.48
  5. Step 5: Solve for x
    x = 230,793,802,726.48/503,829.61
  6. Step 6: Final answer
    x = 458,079.08

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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.