Home / 767,808.90-1,151,713.26-262,374.24

Finding the Fourth Proportional to 767,808.90, 1,151,713.26 and 262,374.24

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Solution

The fourth proportional to 767,808.90, 1,151,713.26 and 262,374.24 is: 393,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,808.90 : 1,151,713.26 = 262,374.24 : x
  2. Step 2: Convert to fraction form
    767,808.90/1,151,713.26 = 262,374.24/x
  3. Step 3: Cross multiply
    767,808.90x = 1,151,713.26 × 262,374.24
  4. Step 4: Simplify right side
    767,808.90x = 302,179,891,290.42
  5. Step 5: Solve for x
    x = 302,179,891,290.42/767,808.90
  6. Step 6: Final answer
    x = 393,561.33

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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.