Home / 961,448.26-1,326,744.92-525,779.64

Finding the Fourth Proportional to 961,448.26, 1,326,744.92 and 525,779.64

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Solution

The fourth proportional to 961,448.26, 1,326,744.92 and 525,779.64 is: 725,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,448.26 : 1,326,744.92 = 525,779.64 : x
  2. Step 2: Convert to fraction form
    961,448.26/1,326,744.92 = 525,779.64/x
  3. Step 3: Cross multiply
    961,448.26x = 1,326,744.92 × 525,779.64
  4. Step 4: Simplify right side
    961,448.26x = 697,575,457,146.81
  5. Step 5: Solve for x
    x = 697,575,457,146.81/961,448.26
  6. Step 6: Final answer
    x = 725,546.54

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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.