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Finding the Fourth Proportional to 444,903.48, 613,974.06 and 243,686.52

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Solution

The fourth proportional to 444,903.48, 613,974.06 and 243,686.52 is: 336,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,903.48 : 613,974.06 = 243,686.52 : x
  2. Step 2: Convert to fraction form
    444,903.48/613,974.06 = 243,686.52/x
  3. Step 3: Cross multiply
    444,903.48x = 613,974.06 × 243,686.52
  4. Step 4: Simplify right side
    444,903.48x = 149,617,202,051.67
  5. Step 5: Solve for x
    x = 149,617,202,051.67/444,903.48
  6. Step 6: Final answer
    x = 336,291.37

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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.