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Finding the Fourth Proportional to 550,714.88, 825,870.49 and 190,792.77

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Solution

The fourth proportional to 550,714.88, 825,870.49 and 190,792.77 is: 286,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,714.88 : 825,870.49 = 190,792.77 : x
  2. Step 2: Convert to fraction form
    550,714.88/825,870.49 = 190,792.77/x
  3. Step 3: Cross multiply
    550,714.88x = 825,870.49 × 190,792.77
  4. Step 4: Simplify right side
    550,714.88x = 157,570,118,492.65
  5. Step 5: Solve for x
    x = 157,570,118,492.65/550,714.88
  6. Step 6: Final answer
    x = 286,119.23

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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.