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Finding the Fourth Proportional to 336,437.26, 504,240.32 and 288,716.92

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Solution

The fourth proportional to 336,437.26, 504,240.32 and 288,716.92 is: 432,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,437.26 : 504,240.32 = 288,716.92 : x
  2. Step 2: Convert to fraction form
    336,437.26/504,240.32 = 288,716.92/x
  3. Step 3: Cross multiply
    336,437.26x = 504,240.32 × 288,716.92
  4. Step 4: Simplify right side
    336,437.26x = 145,582,711,591.41
  5. Step 5: Solve for x
    x = 145,582,711,591.41/336,437.26
  6. Step 6: Final answer
    x = 432,718.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.