Home / 677,457.56-1,016,207.60-251,100.09

Finding the Fourth Proportional to 677,457.56, 1,016,207.60 and 251,100.09

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Solution

The fourth proportional to 677,457.56, 1,016,207.60 and 251,100.09 is: 376,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,457.56 : 1,016,207.60 = 251,100.09 : x
  2. Step 2: Convert to fraction form
    677,457.56/1,016,207.60 = 251,100.09/x
  3. Step 3: Cross multiply
    677,457.56x = 1,016,207.60 × 251,100.09
  4. Step 4: Simplify right side
    677,457.56x = 255,169,818,563.18
  5. Step 5: Solve for x
    x = 255,169,818,563.18/677,457.56
  6. Step 6: Final answer
    x = 376,658.02

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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.