Home / 404,727.19-606,985.07-120,341.17

Finding the Fourth Proportional to 404,727.19, 606,985.07 and 120,341.17

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Solution

The fourth proportional to 404,727.19, 606,985.07 and 120,341.17 is: 180,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,727.19 : 606,985.07 = 120,341.17 : x
  2. Step 2: Convert to fraction form
    404,727.19/606,985.07 = 120,341.17/x
  3. Step 3: Cross multiply
    404,727.19x = 606,985.07 × 120,341.17
  4. Step 4: Simplify right side
    404,727.19x = 73,045,289,859.70
  5. Step 5: Solve for x
    x = 73,045,289,859.70/404,727.19
  6. Step 6: Final answer
    x = 180,480.32

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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.