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Finding the Fourth Proportional to 555,796.14, 767,012.94 and 341,054.88

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Solution

The fourth proportional to 555,796.14, 767,012.94 and 341,054.88 is: 470,664.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,796.14 : 767,012.94 = 341,054.88 : x
  2. Step 2: Convert to fraction form
    555,796.14/767,012.94 = 341,054.88/x
  3. Step 3: Cross multiply
    555,796.14x = 767,012.94 × 341,054.88
  4. Step 4: Simplify right side
    555,796.14x = 261,593,506,210.15
  5. Step 5: Solve for x
    x = 261,593,506,210.15/555,796.14
  6. Step 6: Final answer
    x = 470,664.49

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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.