Home / 804,738-1,110,567.60-460,637.04

Finding the Fourth Proportional to 804,738, 1,110,567.60 and 460,637.04

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Solution

The fourth proportional to 804,738, 1,110,567.60 and 460,637.04 is: 635,695.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,738 : 1,110,567.60 = 460,637.04 : x
  2. Step 2: Convert to fraction form
    804,738/1,110,567.60 = 460,637.04/x
  3. Step 3: Cross multiply
    804,738x = 1,110,567.60 × 460,637.04
  4. Step 4: Simplify right side
    804,738x = 511,568,571,983.90
  5. Step 5: Solve for x
    x = 511,568,571,983.90/804,738
  6. Step 6: Final answer
    x = 635,695.81

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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.