Home / 761,049.32-1,050,255.78-459,185

Finding the Fourth Proportional to 761,049.32, 1,050,255.78 and 459,185

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Solution

The fourth proportional to 761,049.32, 1,050,255.78 and 459,185 is: 633,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,049.32 : 1,050,255.78 = 459,185 : x
  2. Step 2: Convert to fraction form
    761,049.32/1,050,255.78 = 459,185/x
  3. Step 3: Cross multiply
    761,049.32x = 1,050,255.78 × 459,185
  4. Step 4: Simplify right side
    761,049.32x = 482,261,700,339.30
  5. Step 5: Solve for x
    x = 482,261,700,339.30/761,049.32
  6. Step 6: Final answer
    x = 633,679.96

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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.