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Finding the Fourth Proportional to 426,775.96, 588,900.63 and 235,777.96

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Solution

The fourth proportional to 426,775.96, 588,900.63 and 235,777.96 is: 325,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,775.96 : 588,900.63 = 235,777.96 : x
  2. Step 2: Convert to fraction form
    426,775.96/588,900.63 = 235,777.96/x
  3. Step 3: Cross multiply
    426,775.96x = 588,900.63 × 235,777.96
  4. Step 4: Simplify right side
    426,775.96x = 138,849,789,184.12
  5. Step 5: Solve for x
    x = 138,849,789,184.12/426,775.96
  6. Step 6: Final answer
    x = 325,345.85

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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.