Home / 340,965.34-470,733.79-303,134.92

Finding the Fourth Proportional to 340,965.34, 470,733.79 and 303,134.92

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Solution

The fourth proportional to 340,965.34, 470,733.79 and 303,134.92 is: 418,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,965.34 : 470,733.79 = 303,134.92 : x
  2. Step 2: Convert to fraction form
    340,965.34/470,733.79 = 303,134.92/x
  3. Step 3: Cross multiply
    340,965.34x = 470,733.79 × 303,134.92
  4. Step 4: Simplify right side
    340,965.34x = 142,695,849,772.95
  5. Step 5: Solve for x
    x = 142,695,849,772.95/340,965.34
  6. Step 6: Final answer
    x = 418,505.44

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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.