Home / 761,050.20-1,050,256.99-459,185.88

Finding the Fourth Proportional to 761,050.20, 1,050,256.99 and 459,185.88

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Solution

The fourth proportional to 761,050.20, 1,050,256.99 and 459,185.88 is: 633,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,050.20 : 1,050,256.99 = 459,185.88 : x
  2. Step 2: Convert to fraction form
    761,050.20/1,050,256.99 = 459,185.88/x
  3. Step 3: Cross multiply
    761,050.20x = 1,050,256.99 × 459,185.88
  4. Step 4: Simplify right side
    761,050.20x = 482,263,180,179.30
  5. Step 5: Solve for x
    x = 482,263,180,179.30/761,050.20
  6. Step 6: Final answer
    x = 633,681.17

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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.