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Finding the Fourth Proportional to 341,490.28, 511,820.68 and 241,679.64

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Solution

The fourth proportional to 341,490.28, 511,820.68 and 241,679.64 is: 362,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,490.28 : 511,820.68 = 241,679.64 : x
  2. Step 2: Convert to fraction form
    341,490.28/511,820.68 = 241,679.64/x
  3. Step 3: Cross multiply
    341,490.28x = 511,820.68 × 241,679.64
  4. Step 4: Simplify right side
    341,490.28x = 123,696,637,686.96
  5. Step 5: Solve for x
    x = 123,696,637,686.96/341,490.28
  6. Step 6: Final answer
    x = 362,225.94

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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.