Home / 711,926.90-1,067,862.72-262,453.34

Finding the Fourth Proportional to 711,926.90, 1,067,862.72 and 262,453.34

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Solution

The fourth proportional to 711,926.90, 1,067,862.72 and 262,453.34 is: 393,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,926.90 : 1,067,862.72 = 262,453.34 : x
  2. Step 2: Convert to fraction form
    711,926.90/1,067,862.72 = 262,453.34/x
  3. Step 3: Cross multiply
    711,926.90x = 1,067,862.72 × 262,453.34
  4. Step 4: Simplify right side
    711,926.90x = 280,264,137,525.49
  5. Step 5: Solve for x
    x = 280,264,137,525.49/711,926.90
  6. Step 6: Final answer
    x = 393,669.82

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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.