Home / 821,484.44-1,133,608.06-458,836.10

Finding the Fourth Proportional to 821,484.44, 1,133,608.06 and 458,836.10

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Solution

The fourth proportional to 821,484.44, 1,133,608.06 and 458,836.10 is: 633,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,484.44 : 1,133,608.06 = 458,836.10 : x
  2. Step 2: Convert to fraction form
    821,484.44/1,133,608.06 = 458,836.10/x
  3. Step 3: Cross multiply
    821,484.44x = 1,133,608.06 × 458,836.10
  4. Step 4: Simplify right side
    821,484.44x = 520,140,301,178.97
  5. Step 5: Solve for x
    x = 520,140,301,178.97/821,484.44
  6. Step 6: Final answer
    x = 633,171.22

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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.