Home / 908,570.80-1,361,325.30-718,301.80

Finding the Fourth Proportional to 908,570.80, 1,361,325.30 and 718,301.80

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Solution

The fourth proportional to 908,570.80, 1,361,325.30 and 718,301.80 is: 1,076,242.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,570.80 : 1,361,325.30 = 718,301.80 : x
  2. Step 2: Convert to fraction form
    908,570.80/1,361,325.30 = 718,301.80/x
  3. Step 3: Cross multiply
    908,570.80x = 1,361,325.30 × 718,301.80
  4. Step 4: Simplify right side
    908,570.80x = 977,842,413,375.54
  5. Step 5: Solve for x
    x = 977,842,413,375.54/908,570.80
  6. Step 6: Final answer
    x = 1,076,242.39

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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.