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Finding the Fourth Proportional to 341,569.85, 511,433.18 and 341,569.85

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Solution

The fourth proportional to 341,569.85, 511,433.18 and 341,569.85 is: 511,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,569.85 : 511,433.18 = 341,569.85 : x
  2. Step 2: Convert to fraction form
    341,569.85/511,433.18 = 341,569.85/x
  3. Step 3: Cross multiply
    341,569.85x = 511,433.18 × 341,569.85
  4. Step 4: Simplify right side
    341,569.85x = 174,690,152,869.77
  5. Step 5: Solve for x
    x = 174,690,152,869.77/341,569.85
  6. Step 6: Final answer
    x = 511,433.18

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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.