Home / 571,956.59-789,337.49-330,249.35

Finding the Fourth Proportional to 571,956.59, 789,337.49 and 330,249.35

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Solution

The fourth proportional to 571,956.59, 789,337.49 and 330,249.35 is: 455,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,956.59 : 789,337.49 = 330,249.35 : x
  2. Step 2: Convert to fraction form
    571,956.59/789,337.49 = 330,249.35/x
  3. Step 3: Cross multiply
    571,956.59x = 789,337.49 × 330,249.35
  4. Step 4: Simplify right side
    571,956.59x = 260,678,187,405.20
  5. Step 5: Solve for x
    x = 260,678,187,405.20/571,956.59
  6. Step 6: Final answer
    x = 455,765.69

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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.