Home / 405,412.11-559,484.52-269,211.24

Finding the Fourth Proportional to 405,412.11, 559,484.52 and 269,211.24

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Solution

The fourth proportional to 405,412.11, 559,484.52 and 269,211.24 is: 371,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,412.11 : 559,484.52 = 269,211.24 : x
  2. Step 2: Convert to fraction form
    405,412.11/559,484.52 = 269,211.24/x
  3. Step 3: Cross multiply
    405,412.11x = 559,484.52 × 269,211.24
  4. Step 4: Simplify right side
    405,412.11x = 150,619,521,390.01
  5. Step 5: Solve for x
    x = 150,619,521,390.01/405,412.11
  6. Step 6: Final answer
    x = 371,522.01

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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.