Home / 433,025.20-597,550.64-239,421.68

Finding the Fourth Proportional to 433,025.20, 597,550.64 and 239,421.68

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Solution

The fourth proportional to 433,025.20, 597,550.64 and 239,421.68 is: 330,388.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,025.20 : 597,550.64 = 239,421.68 : x
  2. Step 2: Convert to fraction form
    433,025.20/597,550.64 = 239,421.68/x
  3. Step 3: Cross multiply
    433,025.20x = 597,550.64 × 239,421.68
  4. Step 4: Simplify right side
    433,025.20x = 143,066,578,113.88
  5. Step 5: Solve for x
    x = 143,066,578,113.88/433,025.20
  6. Step 6: Final answer
    x = 330,388.57

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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.