Home / 426,043.40-587,939.94-235,057.24

Finding the Fourth Proportional to 426,043.40, 587,939.94 and 235,057.24

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Solution

The fourth proportional to 426,043.40, 587,939.94 and 235,057.24 is: 324,379.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,043.40 : 587,939.94 = 235,057.24 : x
  2. Step 2: Convert to fraction form
    426,043.40/587,939.94 = 235,057.24/x
  3. Step 3: Cross multiply
    426,043.40x = 587,939.94 × 235,057.24
  4. Step 4: Simplify right side
    426,043.40x = 138,199,539,582.17
  5. Step 5: Solve for x
    x = 138,199,539,582.17/426,043.40
  6. Step 6: Final answer
    x = 324,379.02

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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.