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Finding the Fourth Proportional to 341,317.51, 511,594.62 and 127,880.08

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Solution

The fourth proportional to 341,317.51, 511,594.62 and 127,880.08 is: 191,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,317.51 : 511,594.62 = 127,880.08 : x
  2. Step 2: Convert to fraction form
    341,317.51/511,594.62 = 127,880.08/x
  3. Step 3: Cross multiply
    341,317.51x = 511,594.62 × 127,880.08
  4. Step 4: Simplify right side
    341,317.51x = 65,422,760,933.17
  5. Step 5: Solve for x
    x = 65,422,760,933.17/341,317.51
  6. Step 6: Final answer
    x = 191,677.13

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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.