Home / 711,669.85-1,067,337.10-262,146.58

Finding the Fourth Proportional to 711,669.85, 1,067,337.10 and 262,146.58

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Solution

The fourth proportional to 711,669.85, 1,067,337.10 and 262,146.58 is: 393,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,669.85 : 1,067,337.10 = 262,146.58 : x
  2. Step 2: Convert to fraction form
    711,669.85/1,067,337.10 = 262,146.58/x
  3. Step 3: Cross multiply
    711,669.85x = 1,067,337.10 × 262,146.58
  4. Step 4: Simplify right side
    711,669.85x = 279,798,770,472.12
  5. Step 5: Solve for x
    x = 279,798,770,472.12/711,669.85
  6. Step 6: Final answer
    x = 393,158.11

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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.