Home / 790,360.26-1,185,059.76-310,012.44

Finding the Fourth Proportional to 790,360.26, 1,185,059.76 and 310,012.44

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Solution

The fourth proportional to 790,360.26, 1,185,059.76 and 310,012.44 is: 464,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,360.26 : 1,185,059.76 = 310,012.44 : x
  2. Step 2: Convert to fraction form
    790,360.26/1,185,059.76 = 310,012.44/x
  3. Step 3: Cross multiply
    790,360.26x = 1,185,059.76 × 310,012.44
  4. Step 4: Simplify right side
    790,360.26x = 367,383,267,743.41
  5. Step 5: Solve for x
    x = 367,383,267,743.41/790,360.26
  6. Step 6: Final answer
    x = 464,830.14

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1.5x scale

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.