Home / 757,693.60-1,135,618.80-336,522.40

Finding the Fourth Proportional to 757,693.60, 1,135,618.80 and 336,522.40

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Solution

The fourth proportional to 757,693.60, 1,135,618.80 and 336,522.40 is: 504,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,693.60 : 1,135,618.80 = 336,522.40 : x
  2. Step 2: Convert to fraction form
    757,693.60/1,135,618.80 = 336,522.40/x
  3. Step 3: Cross multiply
    757,693.60x = 1,135,618.80 × 336,522.40
  4. Step 4: Simplify right side
    757,693.60x = 382,161,164,061.12
  5. Step 5: Solve for x
    x = 382,161,164,061.12/757,693.60
  6. Step 6: Final answer
    x = 504,374.28

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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.