Home / 761,048.82-1,050,255.09-459,184.50

Finding the Fourth Proportional to 761,048.82, 1,050,255.09 and 459,184.50

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Solution

The fourth proportional to 761,048.82, 1,050,255.09 and 459,184.50 is: 633,679.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,048.82 : 1,050,255.09 = 459,184.50 : x
  2. Step 2: Convert to fraction form
    761,048.82/1,050,255.09 = 459,184.50/x
  3. Step 3: Cross multiply
    761,048.82x = 1,050,255.09 × 459,184.50
  4. Step 4: Simplify right side
    761,048.82x = 482,260,858,374.11
  5. Step 5: Solve for x
    x = 482,260,858,374.11/761,048.82
  6. Step 6: Final answer
    x = 633,679.27

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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.