Home / 769,604.38-1,062,055.49-430,072.63

Finding the Fourth Proportional to 769,604.38, 1,062,055.49 and 430,072.63

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Solution

The fourth proportional to 769,604.38, 1,062,055.49 and 430,072.63 is: 593,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,604.38 : 1,062,055.49 = 430,072.63 : x
  2. Step 2: Convert to fraction form
    769,604.38/1,062,055.49 = 430,072.63/x
  3. Step 3: Cross multiply
    769,604.38x = 1,062,055.49 × 430,072.63
  4. Step 4: Simplify right side
    769,604.38x = 456,760,997,790.24
  5. Step 5: Solve for x
    x = 456,760,997,790.24/769,604.38
  6. Step 6: Final answer
    x = 593,501.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.