Home / 550,705.19-760,048.82-309,002.04

Finding the Fourth Proportional to 550,705.19, 760,048.82 and 309,002.04

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Solution

The fourth proportional to 550,705.19, 760,048.82 and 309,002.04 is: 426,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,705.19 : 760,048.82 = 309,002.04 : x
  2. Step 2: Convert to fraction form
    550,705.19/760,048.82 = 309,002.04/x
  3. Step 3: Cross multiply
    550,705.19x = 760,048.82 × 309,002.04
  4. Step 4: Simplify right side
    550,705.19x = 234,856,634,334.58
  5. Step 5: Solve for x
    x = 234,856,634,334.58/550,705.19
  6. Step 6: Final answer
    x = 426,465.27

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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.