Home / 959,732.88-1,440,044.40-419,917.98

Finding the Fourth Proportional to 959,732.88, 1,440,044.40 and 419,917.98

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Solution

The fourth proportional to 959,732.88, 1,440,044.40 and 419,917.98 is: 630,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,732.88 : 1,440,044.40 = 419,917.98 : x
  2. Step 2: Convert to fraction form
    959,732.88/1,440,044.40 = 419,917.98/x
  3. Step 3: Cross multiply
    959,732.88x = 1,440,044.40 × 419,917.98
  4. Step 4: Simplify right side
    959,732.88x = 604,700,535,558.31
  5. Step 5: Solve for x
    x = 604,700,535,558.31/959,732.88
  6. Step 6: Final answer
    x = 630,071.71

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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.