Home / 741,004.72-1,022,637.76-450,729.74

Finding the Fourth Proportional to 741,004.72, 1,022,637.76 and 450,729.74

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Solution

The fourth proportional to 741,004.72, 1,022,637.76 and 450,729.74 is: 622,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,004.72 : 1,022,637.76 = 450,729.74 : x
  2. Step 2: Convert to fraction form
    741,004.72/1,022,637.76 = 450,729.74/x
  3. Step 3: Cross multiply
    741,004.72x = 1,022,637.76 × 450,729.74
  4. Step 4: Simplify right side
    741,004.72x = 460,933,251,678.98
  5. Step 5: Solve for x
    x = 460,933,251,678.98/741,004.72
  6. Step 6: Final answer
    x = 622,038.21

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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.