Home / 405,045.50-558,995.48-223,773.27

Finding the Fourth Proportional to 405,045.50, 558,995.48 and 223,773.27

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Solution

The fourth proportional to 405,045.50, 558,995.48 and 223,773.27 is: 308,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,045.50 : 558,995.48 = 223,773.27 : x
  2. Step 2: Convert to fraction form
    405,045.50/558,995.48 = 223,773.27/x
  3. Step 3: Cross multiply
    405,045.50x = 558,995.48 × 223,773.27
  4. Step 4: Simplify right side
    405,045.50x = 125,088,244,098.87
  5. Step 5: Solve for x
    x = 125,088,244,098.87/405,045.50
  6. Step 6: Final answer
    x = 308,825.17

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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.