Home / 426,269.09-588,247.58-235,278.38

Finding the Fourth Proportional to 426,269.09, 588,247.58 and 235,278.38

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Solution

The fourth proportional to 426,269.09, 588,247.58 and 235,278.38 is: 324,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,269.09 : 588,247.58 = 235,278.38 : x
  2. Step 2: Convert to fraction form
    426,269.09/588,247.58 = 235,278.38/x
  3. Step 3: Cross multiply
    426,269.09x = 588,247.58 × 235,278.38
  4. Step 4: Simplify right side
    426,269.09x = 138,401,933,543.69
  5. Step 5: Solve for x
    x = 138,401,933,543.69/426,269.09
  6. Step 6: Final answer
    x = 324,682.08

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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.