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Finding the Fourth Proportional to 888,958.05, 1,226,752.74 and 481,050.96

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Solution

The fourth proportional to 888,958.05, 1,226,752.74 and 481,050.96 is: 663,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,958.05 : 1,226,752.74 = 481,050.96 : x
  2. Step 2: Convert to fraction form
    888,958.05/1,226,752.74 = 481,050.96/x
  3. Step 3: Cross multiply
    888,958.05x = 1,226,752.74 × 481,050.96
  4. Step 4: Simplify right side
    888,958.05x = 590,130,583,259.63
  5. Step 5: Solve for x
    x = 590,130,583,259.63/888,958.05
  6. Step 6: Final answer
    x = 663,845.25

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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.