Home / 761,049.45-1,050,255.95-459,185.13

Finding the Fourth Proportional to 761,049.45, 1,050,255.95 and 459,185.13

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Solution

The fourth proportional to 761,049.45, 1,050,255.95 and 459,185.13 is: 633,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,049.45 : 1,050,255.95 = 459,185.13 : x
  2. Step 2: Convert to fraction form
    761,049.45/1,050,255.95 = 459,185.13/x
  3. Step 3: Cross multiply
    761,049.45x = 1,050,255.95 × 459,185.13
  4. Step 4: Simplify right side
    761,049.45x = 482,261,910,830.71
  5. Step 5: Solve for x
    x = 482,261,910,830.71/761,049.45
  6. Step 6: Final answer
    x = 633,680.13

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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.