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Finding the Fourth Proportional to 413,596.41, 570,617.69 and 270,440.25

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Solution

The fourth proportional to 413,596.41, 570,617.69 and 270,440.25 is: 373,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,596.41 : 570,617.69 = 270,440.25 : x
  2. Step 2: Convert to fraction form
    413,596.41/570,617.69 = 270,440.25/x
  3. Step 3: Cross multiply
    413,596.41x = 570,617.69 × 270,440.25
  4. Step 4: Simplify right side
    413,596.41x = 154,317,990,738.02
  5. Step 5: Solve for x
    x = 154,317,990,738.02/413,596.41
  6. Step 6: Final answer
    x = 373,112.50

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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.