Home / 341,117.72-511,677.78-104,459.36

Finding the Fourth Proportional to 341,117.72, 511,677.78 and 104,459.36

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Solution

The fourth proportional to 341,117.72, 511,677.78 and 104,459.36 is: 156,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,117.72 : 511,677.78 = 104,459.36 : x
  2. Step 2: Convert to fraction form
    341,117.72/511,677.78 = 104,459.36/x
  3. Step 3: Cross multiply
    341,117.72x = 511,677.78 × 104,459.36
  4. Step 4: Simplify right side
    341,117.72x = 53,449,533,425.02
  5. Step 5: Solve for x
    x = 53,449,533,425.02/341,117.72
  6. Step 6: Final answer
    x = 156,689.41

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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.