Home / 603,290.57-904,934.97-154,011.42

Finding the Fourth Proportional to 603,290.57, 904,934.97 and 154,011.42

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Solution

The fourth proportional to 603,290.57, 904,934.97 and 154,011.42 is: 231,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,290.57 : 904,934.97 = 154,011.42 : x
  2. Step 2: Convert to fraction form
    603,290.57/904,934.97 = 154,011.42/x
  3. Step 3: Cross multiply
    603,290.57x = 904,934.97 × 154,011.42
  4. Step 4: Simplify right side
    603,290.57x = 139,370,319,737.36
  5. Step 5: Solve for x
    x = 139,370,319,737.36/603,290.57
  6. Step 6: Final answer
    x = 231,016.91

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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.