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Finding the Fourth Proportional to 341,329.50, 511,975.07 and 104,671.52

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Solution

The fourth proportional to 341,329.50, 511,975.07 and 104,671.52 is: 157,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,329.50 : 511,975.07 = 104,671.52 : x
  2. Step 2: Convert to fraction form
    341,329.50/511,975.07 = 104,671.52/x
  3. Step 3: Cross multiply
    341,329.50x = 511,975.07 × 104,671.52
  4. Step 4: Simplify right side
    341,329.50x = 53,589,208,779.01
  5. Step 5: Solve for x
    x = 53,589,208,779.01/341,329.50
  6. Step 6: Final answer
    x = 157,001.40

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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.