Home / 958,835.47-1,437,879.38-359,469.89

Finding the Fourth Proportional to 958,835.47, 1,437,879.38 and 359,469.89

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Solution

The fourth proportional to 958,835.47, 1,437,879.38 and 359,469.89 is: 539,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,835.47 : 1,437,879.38 = 359,469.89 : x
  2. Step 2: Convert to fraction form
    958,835.47/1,437,879.38 = 359,469.89/x
  3. Step 3: Cross multiply
    958,835.47x = 1,437,879.38 × 359,469.89
  4. Step 4: Simplify right side
    958,835.47x = 516,874,342,561.87
  5. Step 5: Solve for x
    x = 516,874,342,561.87/958,835.47
  6. Step 6: Final answer
    x = 539,064.69

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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.