Home / 725,518.36-1,088,390.22-370,340.20

Finding the Fourth Proportional to 725,518.36, 1,088,390.22 and 370,340.20

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Solution

The fourth proportional to 725,518.36, 1,088,390.22 and 370,340.20 is: 555,567.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,518.36 : 1,088,390.22 = 370,340.20 : x
  2. Step 2: Convert to fraction form
    725,518.36/1,088,390.22 = 370,340.20/x
  3. Step 3: Cross multiply
    725,518.36x = 1,088,390.22 × 370,340.20
  4. Step 4: Simplify right side
    725,518.36x = 403,074,651,752.84
  5. Step 5: Solve for x
    x = 403,074,651,752.84/725,518.36
  6. Step 6: Final answer
    x = 555,567.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.