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Finding the Fourth Proportional to 555,096.02, 766,051.16 and 340,194.65

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Solution

The fourth proportional to 555,096.02, 766,051.16 and 340,194.65 is: 469,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,096.02 : 766,051.16 = 340,194.65 : x
  2. Step 2: Convert to fraction form
    555,096.02/766,051.16 = 340,194.65/x
  3. Step 3: Cross multiply
    555,096.02x = 766,051.16 × 340,194.65
  4. Step 4: Simplify right side
    555,096.02x = 260,606,500,727.07
  5. Step 5: Solve for x
    x = 260,606,500,727.07/555,096.02
  6. Step 6: Final answer
    x = 469,480.04

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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.