Home / 790,759.23-1,091,224.40-446,609.26

Finding the Fourth Proportional to 790,759.23, 1,091,224.40 and 446,609.26

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Solution

The fourth proportional to 790,759.23, 1,091,224.40 and 446,609.26 is: 616,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,759.23 : 1,091,224.40 = 446,609.26 : x
  2. Step 2: Convert to fraction form
    790,759.23/1,091,224.40 = 446,609.26/x
  3. Step 3: Cross multiply
    790,759.23x = 1,091,224.40 × 446,609.26
  4. Step 4: Simplify right side
    790,759.23x = 487,350,921,777.94
  5. Step 5: Solve for x
    x = 487,350,921,777.94/790,759.23
  6. Step 6: Final answer
    x = 616,307.60

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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.