Home / 677,447.74-1,016,172.04-172,046.62

Finding the Fourth Proportional to 677,447.74, 1,016,172.04 and 172,046.62

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Solution

The fourth proportional to 677,447.74, 1,016,172.04 and 172,046.62 is: 258,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,447.74 : 1,016,172.04 = 172,046.62 : x
  2. Step 2: Convert to fraction form
    677,447.74/1,016,172.04 = 172,046.62/x
  3. Step 3: Cross multiply
    677,447.74x = 1,016,172.04 × 172,046.62
  4. Step 4: Simplify right side
    677,447.74x = 174,828,964,820.51
  5. Step 5: Solve for x
    x = 174,828,964,820.51/677,447.74
  6. Step 6: Final answer
    x = 258,070.04

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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.