Home / 319,298.36-479,089.00-169,502.52

Finding the Fourth Proportional to 319,298.36, 479,089.00 and 169,502.52

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Solution

The fourth proportional to 319,298.36, 479,089.00 and 169,502.52 is: 254,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,298.36 : 479,089.00 = 169,502.52 : x
  2. Step 2: Convert to fraction form
    319,298.36/479,089.00 = 169,502.52/x
  3. Step 3: Cross multiply
    319,298.36x = 479,089.00 × 169,502.52
  4. Step 4: Simplify right side
    319,298.36x = 81,206,795,289.47
  5. Step 5: Solve for x
    x = 81,206,795,289.47/319,298.36
  6. Step 6: Final answer
    x = 254,328.89

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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.