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Finding the Fourth Proportional to 363,544.57, 501,706.20 and 210,580.32

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Solution

The fourth proportional to 363,544.57, 501,706.20 and 210,580.32 is: 290,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,544.57 : 501,706.20 = 210,580.32 : x
  2. Step 2: Convert to fraction form
    363,544.57/501,706.20 = 210,580.32/x
  3. Step 3: Cross multiply
    363,544.57x = 501,706.20 × 210,580.32
  4. Step 4: Simplify right side
    363,544.57x = 105,649,454,813.06
  5. Step 5: Solve for x
    x = 105,649,454,813.06/363,544.57
  6. Step 6: Final answer
    x = 290,609.36

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1.5x scale

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.