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Finding the Fourth Proportional to 444,712.24, 613,696.80 and 243,508.24

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Solution

The fourth proportional to 444,712.24, 613,696.80 and 243,508.24 is: 336,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,712.24 : 613,696.80 = 243,508.24 : x
  2. Step 2: Convert to fraction form
    444,712.24/613,696.80 = 243,508.24/x
  3. Step 3: Cross multiply
    444,712.24x = 613,696.80 × 243,508.24
  4. Step 4: Simplify right side
    444,712.24x = 149,440,227,661.63
  5. Step 5: Solve for x
    x = 149,440,227,661.63/444,712.24
  6. Step 6: Final answer
    x = 336,038.04

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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.