Home / 1,005,638.86-1,508,458.43-295,673.05

Finding the Fourth Proportional to 1,005,638.86, 1,508,458.43 and 295,673.05

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Solution

The fourth proportional to 1,005,638.86, 1,508,458.43 and 295,673.05 is: 443,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,638.86 : 1,508,458.43 = 295,673.05 : x
  2. Step 2: Convert to fraction form
    1,005,638.86/1,508,458.43 = 295,673.05/x
  3. Step 3: Cross multiply
    1,005,638.86x = 1,508,458.43 × 295,673.05
  4. Step 4: Simplify right side
    1,005,638.86x = 446,010,504,796.31
  5. Step 5: Solve for x
    x = 446,010,504,796.31/1,005,638.86
  6. Step 6: Final answer
    x = 443,509.62

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1.5x scale

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.