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Finding the Fourth Proportional to 426,777.96, 588,903.39 and 235,779.96

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Solution

The fourth proportional to 426,777.96, 588,903.39 and 235,779.96 is: 325,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,777.96 : 588,903.39 = 235,779.96 : x
  2. Step 2: Convert to fraction form
    426,777.96/588,903.39 = 235,779.96/x
  3. Step 3: Cross multiply
    426,777.96x = 588,903.39 × 235,779.96
  4. Step 4: Simplify right side
    426,777.96x = 138,851,617,738.06
  5. Step 5: Solve for x
    x = 138,851,617,738.06/426,777.96
  6. Step 6: Final answer
    x = 325,348.61

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1.5x scale

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.