Home / 440,935.16-608,493.30-259,655

Finding the Fourth Proportional to 440,935.16, 608,493.30 and 259,655

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Solution

The fourth proportional to 440,935.16, 608,493.30 and 259,655 is: 358,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,935.16 : 608,493.30 = 259,655 : x
  2. Step 2: Convert to fraction form
    440,935.16/608,493.30 = 259,655/x
  3. Step 3: Cross multiply
    440,935.16x = 608,493.30 × 259,655
  4. Step 4: Simplify right side
    440,935.16x = 157,998,327,811.50
  5. Step 5: Solve for x
    x = 157,998,327,811.50/440,935.16
  6. Step 6: Final answer
    x = 358,325.54

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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.