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Finding the Fourth Proportional to 413,597.28, 570,618.90 and 270,441.12

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Solution

The fourth proportional to 413,597.28, 570,618.90 and 270,441.12 is: 373,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,597.28 : 570,618.90 = 270,441.12 : x
  2. Step 2: Convert to fraction form
    413,597.28/570,618.90 = 270,441.12/x
  3. Step 3: Cross multiply
    413,597.28x = 570,618.90 × 270,441.12
  4. Step 4: Simplify right side
    413,597.28x = 154,318,814,409.17
  5. Step 5: Solve for x
    x = 154,318,814,409.17/413,597.28
  6. Step 6: Final answer
    x = 373,113.71

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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.