Home / 1,069,344.79-1,604,091-311,192.54

Finding the Fourth Proportional to 1,069,344.79, 1,604,091 and 311,192.54

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Solution

The fourth proportional to 1,069,344.79, 1,604,091 and 311,192.54 is: 466,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,344.79 : 1,604,091 = 311,192.54 : x
  2. Step 2: Convert to fraction form
    1,069,344.79/1,604,091 = 311,192.54/x
  3. Step 3: Cross multiply
    1,069,344.79x = 1,604,091 × 311,192.54
  4. Step 4: Simplify right side
    1,069,344.79x = 499,181,150,676.03
  5. Step 5: Solve for x
    x = 499,181,150,676.03/1,069,344.79
  6. Step 6: Final answer
    x = 466,810.29

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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.