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Finding the Fourth Proportional to 444,716.16, 613,702.40 and 243,512.32

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Solution

The fourth proportional to 444,716.16, 613,702.40 and 243,512.32 is: 336,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,716.16 : 613,702.40 = 243,512.32 : x
  2. Step 2: Convert to fraction form
    444,716.16/613,702.40 = 243,512.32/x
  3. Step 3: Cross multiply
    444,716.16x = 613,702.40 × 243,512.32
  4. Step 4: Simplify right side
    444,716.16x = 149,444,095,213.57
  5. Step 5: Solve for x
    x = 149,444,095,213.57/444,716.16
  6. Step 6: Final answer
    x = 336,043.77

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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.