Home / 677,055.26-1,015,580.84-171,614.80

Finding the Fourth Proportional to 677,055.26, 1,015,580.84 and 171,614.80

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Solution

The fourth proportional to 677,055.26, 1,015,580.84 and 171,614.80 is: 257,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,055.26 : 1,015,580.84 = 171,614.80 : x
  2. Step 2: Convert to fraction form
    677,055.26/1,015,580.84 = 171,614.80/x
  3. Step 3: Cross multiply
    677,055.26x = 1,015,580.84 × 171,614.80
  4. Step 4: Simplify right side
    677,055.26x = 174,288,703,151.83
  5. Step 5: Solve for x
    x = 174,288,703,151.83/677,055.26
  6. Step 6: Final answer
    x = 257,421.68

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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.