Home / 777,273.71-1,072,609.40-433,091.85

Finding the Fourth Proportional to 777,273.71, 1,072,609.40 and 433,091.85

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Solution

The fourth proportional to 777,273.71, 1,072,609.40 and 433,091.85 is: 597,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,273.71 : 1,072,609.40 = 433,091.85 : x
  2. Step 2: Convert to fraction form
    777,273.71/1,072,609.40 = 433,091.85/x
  3. Step 3: Cross multiply
    777,273.71x = 1,072,609.40 × 433,091.85
  4. Step 4: Simplify right side
    777,273.71x = 464,538,387,207.93
  5. Step 5: Solve for x
    x = 464,538,387,207.93/777,273.71
  6. Step 6: Final answer
    x = 597,650.97

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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.