Home / 770,508.33-1,155,959.67-450,929.31

Finding the Fourth Proportional to 770,508.33, 1,155,959.67 and 450,929.31

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Solution

The fourth proportional to 770,508.33, 1,155,959.67 and 450,929.31 is: 676,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,508.33 : 1,155,959.67 = 450,929.31 : x
  2. Step 2: Convert to fraction form
    770,508.33/1,155,959.67 = 450,929.31/x
  3. Step 3: Cross multiply
    770,508.33x = 1,155,959.67 × 450,929.31
  4. Step 4: Simplify right side
    770,508.33x = 521,256,096,380.93
  5. Step 5: Solve for x
    x = 521,256,096,380.93/770,508.33
  6. Step 6: Final answer
    x = 676,509.36

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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.