Home / 959,001.77-1,437,358.68-445,974.36

Finding the Fourth Proportional to 959,001.77, 1,437,358.68 and 445,974.36

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Solution

The fourth proportional to 959,001.77, 1,437,358.68 and 445,974.36 is: 668,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,001.77 : 1,437,358.68 = 445,974.36 : x
  2. Step 2: Convert to fraction form
    959,001.77/1,437,358.68 = 445,974.36/x
  3. Step 3: Cross multiply
    959,001.77x = 1,437,358.68 × 445,974.36
  4. Step 4: Simplify right side
    959,001.77x = 641,025,117,403.45
  5. Step 5: Solve for x
    x = 641,025,117,403.45/959,001.77
  6. Step 6: Final answer
    x = 668,429.55

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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.