Home / 635,558.29-877,087.56-373,931.85

Finding the Fourth Proportional to 635,558.29, 877,087.56 and 373,931.85

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Solution

The fourth proportional to 635,558.29, 877,087.56 and 373,931.85 is: 516,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,558.29 : 877,087.56 = 373,931.85 : x
  2. Step 2: Convert to fraction form
    635,558.29/877,087.56 = 373,931.85/x
  3. Step 3: Cross multiply
    635,558.29x = 877,087.56 × 373,931.85
  4. Step 4: Simplify right side
    635,558.29x = 327,970,973,922.79
  5. Step 5: Solve for x
    x = 327,970,973,922.79/635,558.29
  6. Step 6: Final answer
    x = 516,036.03

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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.