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Finding the Fourth Proportional to 607,251.45, 910,814.59 and 202,399.92

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Solution

The fourth proportional to 607,251.45, 910,814.59 and 202,399.92 is: 303,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,251.45 : 910,814.59 = 202,399.92 : x
  2. Step 2: Convert to fraction form
    607,251.45/910,814.59 = 202,399.92/x
  3. Step 3: Cross multiply
    607,251.45x = 910,814.59 × 202,399.92
  4. Step 4: Simplify right side
    607,251.45x = 184,348,800,150.83
  5. Step 5: Solve for x
    x = 184,348,800,150.83/607,251.45
  6. Step 6: Final answer
    x = 303,579.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.