Home / 426,139.60-587,824.52-273,123.36

Finding the Fourth Proportional to 426,139.60, 587,824.52 and 273,123.36

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Solution

The fourth proportional to 426,139.60, 587,824.52 and 273,123.36 is: 376,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,139.60 : 587,824.52 = 273,123.36 : x
  2. Step 2: Convert to fraction form
    426,139.60/587,824.52 = 273,123.36/x
  3. Step 3: Cross multiply
    426,139.60x = 587,824.52 × 273,123.36
  4. Step 4: Simplify right side
    426,139.60x = 160,548,607,992.79
  5. Step 5: Solve for x
    x = 160,548,607,992.79/426,139.60
  6. Step 6: Final answer
    x = 376,751.21

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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.