Home / 741,762.82-1,113,101.07-292,407.22

Finding the Fourth Proportional to 741,762.82, 1,113,101.07 and 292,407.22

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Solution

The fourth proportional to 741,762.82, 1,113,101.07 and 292,407.22 is: 438,790.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,762.82 : 1,113,101.07 = 292,407.22 : x
  2. Step 2: Convert to fraction form
    741,762.82/1,113,101.07 = 292,407.22/x
  3. Step 3: Cross multiply
    741,762.82x = 1,113,101.07 × 292,407.22
  4. Step 4: Simplify right side
    741,762.82x = 325,478,789,457.73
  5. Step 5: Solve for x
    x = 325,478,789,457.73/741,762.82
  6. Step 6: Final answer
    x = 438,790.92

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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.