Home / 424,831.53-637,060.32-225,105.89

Finding the Fourth Proportional to 424,831.53, 637,060.32 and 225,105.89

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Solution

The fourth proportional to 424,831.53, 637,060.32 and 225,105.89 is: 337,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,831.53 : 637,060.32 = 225,105.89 : x
  2. Step 2: Convert to fraction form
    424,831.53/637,060.32 = 225,105.89/x
  3. Step 3: Cross multiply
    424,831.53x = 637,060.32 × 225,105.89
  4. Step 4: Simplify right side
    424,831.53x = 143,406,027,131.98
  5. Step 5: Solve for x
    x = 143,406,027,131.98/424,831.53
  6. Step 6: Final answer
    x = 337,559.75

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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.