Home / 961,576.74-1,326,886.71-531,847.64

Finding the Fourth Proportional to 961,576.74, 1,326,886.71 and 531,847.64

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Solution

The fourth proportional to 961,576.74, 1,326,886.71 and 531,847.64 is: 733,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,576.74 : 1,326,886.71 = 531,847.64 : x
  2. Step 2: Convert to fraction form
    961,576.74/1,326,886.71 = 531,847.64/x
  3. Step 3: Cross multiply
    961,576.74x = 1,326,886.71 × 531,847.64
  4. Step 4: Simplify right side
    961,576.74x = 705,701,565,260.86
  5. Step 5: Solve for x
    x = 705,701,565,260.86/961,576.74
  6. Step 6: Final answer
    x = 733,900.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.