Home / 777,283.17-1,165,924.76-303,636.38

Finding the Fourth Proportional to 777,283.17, 1,165,924.76 and 303,636.38

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Solution

The fourth proportional to 777,283.17, 1,165,924.76 and 303,636.38 is: 455,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,283.17 : 1,165,924.76 = 303,636.38 : x
  2. Step 2: Convert to fraction form
    777,283.17/1,165,924.76 = 303,636.38/x
  3. Step 3: Cross multiply
    777,283.17x = 1,165,924.76 × 303,636.38
  4. Step 4: Simplify right side
    777,283.17x = 354,017,166,130.96
  5. Step 5: Solve for x
    x = 354,017,166,130.96/777,283.17
  6. Step 6: Final answer
    x = 455,454.56

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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.