Home / 751,347.12-1,127,205-218,873.04

Finding the Fourth Proportional to 751,347.12, 1,127,205 and 218,873.04

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Solution

The fourth proportional to 751,347.12, 1,127,205 and 218,873.04 is: 328,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,347.12 : 1,127,205 = 218,873.04 : x
  2. Step 2: Convert to fraction form
    751,347.12/1,127,205 = 218,873.04/x
  3. Step 3: Cross multiply
    751,347.12x = 1,127,205 × 218,873.04
  4. Step 4: Simplify right side
    751,347.12x = 246,714,785,053.20
  5. Step 5: Solve for x
    x = 246,714,785,053.20/751,347.12
  6. Step 6: Final answer
    x = 328,363.25

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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.