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Finding the Fourth Proportional to 444,529.16, 613,459.96 and 243,325.16

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Solution

The fourth proportional to 444,529.16, 613,459.96 and 243,325.16 is: 335,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,529.16 : 613,459.96 = 243,325.16 : x
  2. Step 2: Convert to fraction form
    444,529.16/613,459.96 = 243,325.16/x
  3. Step 3: Cross multiply
    444,529.16x = 613,459.96 × 243,325.16
  4. Step 4: Simplify right side
    444,529.16x = 149,270,242,920.59
  5. Step 5: Solve for x
    x = 149,270,242,920.59/444,529.16
  6. Step 6: Final answer
    x = 335,794.04

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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.