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Finding the Fourth Proportional to 265,071.87, 366,019.90 and 245,839.64

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Solution

The fourth proportional to 265,071.87, 366,019.90 and 245,839.64 is: 339,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,071.87 : 366,019.90 = 245,839.64 : x
  2. Step 2: Convert to fraction form
    265,071.87/366,019.90 = 245,839.64/x
  3. Step 3: Cross multiply
    265,071.87x = 366,019.90 × 245,839.64
  4. Step 4: Simplify right side
    265,071.87x = 89,982,199,386.99
  5. Step 5: Solve for x
    x = 89,982,199,386.99/265,071.87
  6. Step 6: Final answer
    x = 339,463.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.