Home / 434,238.12-599,247.72-240,658.20

Finding the Fourth Proportional to 434,238.12, 599,247.72 and 240,658.20

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Solution

The fourth proportional to 434,238.12, 599,247.72 and 240,658.20 is: 332,107.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,238.12 : 599,247.72 = 240,658.20 : x
  2. Step 2: Convert to fraction form
    434,238.12/599,247.72 = 240,658.20/x
  3. Step 3: Cross multiply
    434,238.12x = 599,247.72 × 240,658.20
  4. Step 4: Simplify right side
    434,238.12x = 144,213,877,649.30
  5. Step 5: Solve for x
    x = 144,213,877,649.30/434,238.12
  6. Step 6: Final answer
    x = 332,107.83

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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.