Home / 888,484.50-1,226,109.42-486,076.50

Finding the Fourth Proportional to 888,484.50, 1,226,109.42 and 486,076.50

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Solution

The fourth proportional to 888,484.50, 1,226,109.42 and 486,076.50 is: 670,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,484.50 : 1,226,109.42 = 486,076.50 : x
  2. Step 2: Convert to fraction form
    888,484.50/1,226,109.42 = 486,076.50/x
  3. Step 3: Cross multiply
    888,484.50x = 1,226,109.42 × 486,076.50
  4. Step 4: Simplify right side
    888,484.50x = 595,982,975,490.63
  5. Step 5: Solve for x
    x = 595,982,975,490.63/888,484.50
  6. Step 6: Final answer
    x = 670,786.01

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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.