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Finding the Fourth Proportional to 475,736.97, 713,607.84 and 120,751.10

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Solution

The fourth proportional to 475,736.97, 713,607.84 and 120,751.10 is: 181,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,736.97 : 713,607.84 = 120,751.10 : x
  2. Step 2: Convert to fraction form
    475,736.97/713,607.84 = 120,751.10/x
  3. Step 3: Cross multiply
    475,736.97x = 713,607.84 × 120,751.10
  4. Step 4: Simplify right side
    475,736.97x = 86,168,928,080.58
  5. Step 5: Solve for x
    x = 86,168,928,080.58/475,736.97
  6. Step 6: Final answer
    x = 181,127.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.