Home / 433,286.18-597,733.43-280,373.79

Finding the Fourth Proportional to 433,286.18, 597,733.43 and 280,373.79

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Solution

The fourth proportional to 433,286.18, 597,733.43 and 280,373.79 is: 386,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,286.18 : 597,733.43 = 280,373.79 : x
  2. Step 2: Convert to fraction form
    433,286.18/597,733.43 = 280,373.79/x
  3. Step 3: Cross multiply
    433,286.18x = 597,733.43 × 280,373.79
  4. Step 4: Simplify right side
    433,286.18x = 167,588,783,839.67
  5. Step 5: Solve for x
    x = 167,588,783,839.67/433,286.18
  6. Step 6: Final answer
    x = 386,785.44

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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.