Home / 763,965.60-1,144,636.20-363,744.60

Finding the Fourth Proportional to 763,965.60, 1,144,636.20 and 363,744.60

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Solution

The fourth proportional to 763,965.60, 1,144,636.20 and 363,744.60 is: 544,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,965.60 : 1,144,636.20 = 363,744.60 : x
  2. Step 2: Convert to fraction form
    763,965.60/1,144,636.20 = 363,744.60/x
  3. Step 3: Cross multiply
    763,965.60x = 1,144,636.20 × 363,744.60
  4. Step 4: Simplify right side
    763,965.60x = 416,355,236,714.52
  5. Step 5: Solve for x
    x = 416,355,236,714.52/763,965.60
  6. Step 6: Final answer
    x = 544,992.13

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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.