Home / 412,598.34-569,387.75-231,317.91

Finding the Fourth Proportional to 412,598.34, 569,387.75 and 231,317.91

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Solution

The fourth proportional to 412,598.34, 569,387.75 and 231,317.91 is: 319,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,598.34 : 569,387.75 = 231,317.91 : x
  2. Step 2: Convert to fraction form
    412,598.34/569,387.75 = 231,317.91/x
  3. Step 3: Cross multiply
    412,598.34x = 569,387.75 × 231,317.91
  4. Step 4: Simplify right side
    412,598.34x = 131,709,583,153.01
  5. Step 5: Solve for x
    x = 131,709,583,153.01/412,598.34
  6. Step 6: Final answer
    x = 319,219.86

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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.