Home / 331,454.60-497,181.90-173,731.40

Finding the Fourth Proportional to 331,454.60, 497,181.90 and 173,731.40

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Solution

The fourth proportional to 331,454.60, 497,181.90 and 173,731.40 is: 260,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,454.60 : 497,181.90 = 173,731.40 : x
  2. Step 2: Convert to fraction form
    331,454.60/497,181.90 = 173,731.40/x
  3. Step 3: Cross multiply
    331,454.60x = 497,181.90 × 173,731.40
  4. Step 4: Simplify right side
    331,454.60x = 86,376,107,541.66
  5. Step 5: Solve for x
    x = 86,376,107,541.66/331,454.60
  6. Step 6: Final answer
    x = 260,597.10

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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.