Home / 782,447.16-1,173,532.04-355,883.34

Finding the Fourth Proportional to 782,447.16, 1,173,532.04 and 355,883.34

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Solution

The fourth proportional to 782,447.16, 1,173,532.04 and 355,883.34 is: 533,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,447.16 : 1,173,532.04 = 355,883.34 : x
  2. Step 2: Convert to fraction form
    782,447.16/1,173,532.04 = 355,883.34/x
  3. Step 3: Cross multiply
    782,447.16x = 1,173,532.04 × 355,883.34
  4. Step 4: Simplify right side
    782,447.16x = 417,640,501,992.21
  5. Step 5: Solve for x
    x = 417,640,501,992.21/782,447.16
  6. Step 6: Final answer
    x = 533,761.92

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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.