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Finding the Fourth Proportional to 335,626.65, 503,283.89 and 122,246.01

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Solution

The fourth proportional to 335,626.65, 503,283.89 and 122,246.01 is: 183,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,626.65 : 503,283.89 = 122,246.01 : x
  2. Step 2: Convert to fraction form
    335,626.65/503,283.89 = 122,246.01/x
  3. Step 3: Cross multiply
    335,626.65x = 503,283.89 × 122,246.01
  4. Step 4: Simplify right side
    335,626.65x = 61,524,446,838.55
  5. Step 5: Solve for x
    x = 61,524,446,838.55/335,626.65
  6. Step 6: Final answer
    x = 183,312.16

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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.